Shadowing Practice: Das Immunsystem erklärt - Learn English Speaking with Video
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That human immune system is,
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regardless of our brain, the complex and known biologist structure.
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And nobody knows how it actually works or what it is.
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Your immune system consists of hundreds of small and two large organ and has a own transport system,
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which is over your whole body.
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Tag für Tag produziert es hunderte Milliarden Zellen,
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die organisiert sind wie ein Heer.
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Aus Soldaten, Anführern, Geheimagenten, schwerem Geschütz und hartgesottenen Selbstmordbombern.
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Es ist kein abstraktes Gebilde.
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Dein Immunsystem ist Du.
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Deine Biologie, die dich vor den Milliarden Mikroorganismen beschützt, die dich auffressen wollen.
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Und vor deinen eigenen, irregeführten Zellen, die zu Krebs werden.
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It's so much, that we can't be able to do it in a single video.
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We're making a series of different aspects of the immune system.
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Today we're going to see what happens when the enemy's enemies
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and the first defense is to a fight for life and death.
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A normal day...
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Pl promo the world alley.
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Imaginerous aliens falling Wonderland through are Collins and S Gentlemen afraid they would vent Zum敦ent your cell processingps
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Your chairman is is you Kracer an Conversation in your hazy park I'm sufferingim curling precisely pero in chู้.
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abilities genes order grenade
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owl but also the A storm of the chemical alarm signals activate your immune system.
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First of all, the Macrophages are on.
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If a person's average is the size of a person,
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it would be a Macrophage as a large as a Nasshorn.
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Actually a quite a quietness.
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But like a Nasshorn, you will not be able to do it.
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And bacteria are being able to do it.
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After a few seconds, this is a large number of people but who will ing 나는 Human Blossom
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します a Macrophage You can eat about 100 bacteria before they are exhausted.
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But it's just many.
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The Macrophage is calling for strength.
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In your blood, you take hundreds of Neutrophiles to the signals and move to the slag.
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Neutrophiles are just a bomb,
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which only live, to kill them.
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They do it with such a hefty,
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that they do it after a few days,
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that they're safe and doesn't get anything you will do out Bearrative luego go back toicana firstog ok Hey
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But also Nathan's own life itself.
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Many Neutrophials examine themselves as well.
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They focus their selber- prawd
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where can win, as you can see,
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underneath that is what happens when the times float.
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to your your focus your physical也可以 the millions our amazing flinis
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indem sie Löcher in sie reißt.
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Wir haben ein ganzes Video,
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in dem wir das genauer beleuchten.
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Jetzt sind wir an einem kritischen Punkt angelangt.
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Wenn alles gut geht, kann die erste Verteidigungslinie die Eindringlinge schnell beseitigen.
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Aber manchmal ist der Feind einfach zu stark und würde mit der Zeit deine Abwehr überwältigen.
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Für dich als Mensch würde das den sicheren Tod bedeuten.
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Jetzt hat die Stunde der dendritischen Zelle geschlagen.
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Sie ist der Geheimagent deines Immunsystems.
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It's involved taking advantage of
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the soldiers against them
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that they It really looks like the brain,
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who infetter tus letters of milk-piff.
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Diehouses to cucin a corpse as if not.
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Someone likes the new frog.
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Sheямиisrta suns….
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She begins the invasion of the immunosyste team which J his chest out all his own equipment and your Lymphknot.
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The dendritic cell search then MOS T is inuteronomy.
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A key development of your immune system.
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Not any T-Helfer-Zelle, but the one who is the right thing to do with the bacteria,
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which have infected the bacteria.
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She goes around and drives her with a bacteria-like body body to every T-Helfer-Zelle,
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which she so hits.
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Most find it just a little bit more and they are going to go.
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After a few hours, suddenly click.
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One T-Helfer-Zelle springt on the bacteria.
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This T-Zelle is needed.
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The dendritic cell activates the T-Helfer.
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But wait, how can your immune system have a specific weapon against exactly the bacteria that has infected you?
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Your immune system has even a perfect weapon against every possible disease in the universe.
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Against the Pest, the Coronavirus or a infection that will only be in 100 years on Mars.
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Because this is so complex,
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we will explain it in the next video.
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In the moment it is to know that you have over Milliarden of only a T-Helfer-Zell,
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which all have a single weapon.
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Together they are an arsenal against every possible enemy.
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When the right T-Helfer-Zell is activated,
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You can't wait for a second,
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but you can't wait for a teenager.
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Very slowly.
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Your chest is extremely effective, but not very fast.
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The active T-Helfer-Zell cloned itself.
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Always and always.
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One of them, two of them,
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four of them, and thousands of them.
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They're in two groups.
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The first group takes off to the battlefield, to help the soldiers.
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There is the situation from the Ruder.
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This is about the müde Macrophage is ready to give up.
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After the day of the battle,
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she will only sleep in and sleep like many of her friends.
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But now they come to the T-Helfer-Zell.
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One of them goes to the müde Macrophage and flutters with special chemically signals to her.
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The soldiers are fresh.
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And something else feels the Makrophage.
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Glühend-heiße Wut.
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She knows what she has to do.
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Töten.
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She will again in the fight.
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And that happens everywhere, on the whole Schlacht field.
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In the meantime, activate the second group T-Helfer-Zellen another defense.
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The B-Zellen, your Antikörper-Fabriken.
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Antikörper are Superwaffen from Proteins,
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which look like a Krabs with two two with which they can be defeated.
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Like the T-Helfer-Zell, the B-Zell can be the right Antikörper against every other enemy.
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And such the T-Helfer-Zell.
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One or two days is the right B-Zell found and she's itself.
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Over time, there are eyes in offsetкаking alone,
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to ICE one of them until between two thousand
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and unleash them.
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To sodas everyone obese and doesn't move or join the bot.
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Deine Soldaten massakrieren die wehrlosen Opfer.
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Jetzt dreht der Wind schnell.
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Während die letzten Feinde besiegt werden,
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merken die Soldaten, dass man sie nicht mehr braucht und beginnen,
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sich selbst umzubringen, um Ressourcen zu sparen.
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Aber nicht alle.
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Einige T-Helferzellen verbleiben und werden zu Gedächtniszellen.
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Sie beschützen ein Gewebe noch jahrelang und stellen sicher,
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dass dieses bestimmte Bakterium hier nie wieder Fuß fassen kann.
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Auch ein paar B-Zellen bleiben am Leben
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and set small amounts of this body body to the rest of your life and you?
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You wake up and notice that the wound is covered and just a little bit.
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From the whole drama, with which your cells were finished,
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you didn't have anything with you.
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What for millions of cells a complete battle on life or death was,
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was for millions of cells a complete battle.
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What for million cells a complete battle on life or death was for you nothing but a small bitterness.
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Vocabulario y notas de pronunciación para esta lección
Esta lección de conversación de nivel C2 se basa en el vídeo “Das Immunsystem erklärt”. Las palabras que más se repiten: Helfer, die, Zell, immune, bacteria. Este vídeo tiene 132 frases y 1203 palabras para practicar shadowing. La parte hablada dura 10:04. El hablante mantiene un ritmo constante de unas 120 palabras por minuto, cómodo para el shadowing. Solo el 65 % de las palabras está entre las 3.000 más comunes del inglés, por lo que el vocabulario es exigente.
Vocabulario clave de este vídeo
Las 15 palabras más avanzadas del vídeo, con su pronunciación y significado:
| Palabra | Pronunciación | Significado |
|---|---|---|
| bacterium sustantivo | /bækˈtɪəɹ.ɪəm/ | bacteria |
| activate verbo | /ˈæktɪˌveɪt/ | activar |
| ditch sustantivo | /dɪt͡ʃ/ | foso, surco |
| dendritic adjetivo | /dɛndˈɹɪtɪk/ | dendrítico |
| infect verbo | /ɪnˈfɛkt/ | infectar, contagiar |
| biologist sustantivo | /baɪˈɒləd͡ʒɪst/ | biólogo, bióloga |
| bitterness sustantivo | /ˈbɪtənəs/ | amargo, amargura |
| chemically adverbio | /ˈkɛm.ɪ.kli/ | químicamente |
| flutter verbo | /ˈflʌtɚ/ | ondear, flamear |
| quietness sustantivo | tranquilidad, quietud | |
| unleash verbo | /ʌnˈliʃ/ | desatar, libertar |
| curl sustantivo | /kɜɹl/ | rizo, bucle |
| ventilation sustantivo | /ˌvɛntɪˈleɪʃ(ə)n/ | ventilación |
| grenade sustantivo | /ɡɹəˈneɪd/ | granada |
| obese adjetivo | /oʊˈbis/ | obeso |
Phrasal verbs que vas a escuchar
| Palabra | Pronunciación | Significado |
|---|---|---|
| give up verbo | rendirse, entregar | |
| go around verbo | cundir | |
| wake up verbo | /ˌweɪk ˈʌp/ | despertarse, recordar |
Gramática en este vídeo
Las estructuras que más usa el hablante, con las palabras exactas del vídeo:
| Estructura | En el vídeo |
|---|---|
| Voz pasiva be + participio pasado — importa lo que ocurre, no quién lo hace | are exhausted · is needed · is activated |
| Present perfect have/has + participio pasado — una acción pasada que sigue importando ahora | have infected · has infected |
Pronunciación a tener en cuenta
El hablante usa 11 contracciones y formas reducidas, como can't, doesn't, they're. Dilas en su forma corta, tal como las oyes.
- Los sonidos de “sh” y “zh”: unleash /ʌnˈliʃ/, ventilation /ˌvɛntɪˈleɪʃ(ə)n/
- Palabras largas — cuida el acento: biologist /baɪˈɒləd͡ʒɪst/, ventilation /ˌvɛntɪˈleɪʃ(ə)n/
Sonidos difíciles para hispanohablantes:
- /v/ — no es /b/: los dientes tocan el labio inferior: activate /ˈæktɪˌveɪt/, ventilation /ˌvɛntɪˈleɪʃ(ə)n/
- /dʒ/ — no es la “y” ni la “ch”: biologist /baɪˈɒləd͡ʒɪst/, teenager /ˈtiːnˌeɪ̯d͡ʒə/
Cómo practicar con este vídeo
- Escucha el vídeo entero una vez sin hablar y anota las palabras que no conoces.
- Haz shadowing frase por frase a velocidad normal, repitiendo cada una hasta que tu ritmo coincida con el del hablante.
- Grábate y compara con el original, prestando atención a palabras como bacterium, activate, ditch.
¿Qué es la Técnica de Shadowing?
Shadowing es una técnica de aprendizaje de idiomas respaldada por la ciencia, desarrollada originalmente para la formación de intérpretes profesionales y popularizada por el políglota Dr. Alexander Arguelles. El método es simple pero poderoso: escuchas audio en inglés nativo y lo repites en voz alta de inmediato, como una sombra que sigue al hablante con solo 1-2 segundos de retraso. A diferencia de la escucha pasiva o los ejercicios de gramática, el shadowing obliga a tu cerebro y músculos de la boca a procesar y reproducir simultáneamente patrones de habla reales. Las investigaciones muestran que mejora significativamente la precisión de la pronunciación, la entonación, el ritmo, el habla conectada, la comprensión auditiva y la fluidez al hablar, convirtiéndola en una de las metodologías más efectivas para la preparación del IELTS Speaking y la comunicación en inglés en el mundo real.