Shadowing Practice: What is IMC (Intermetallic Compounds) part II? The different between IMC, alloy, eutectic - Learn English Speaking with Video
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Hello everyone, today I would like to delve what is IMC again.
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The Intermetallic Compounds Part 2 Please note that this presentation is a personal sharing,
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and the content might not be 100% accurate.
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For more information, you can visit website of mpe.researchmfg.com So,
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what is IMC, alloy and eutectic?
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What are the difference between them?
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Alloy is a term we encounter often in PCB manufacturing.
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For instance, SAC305 is an alloy comprising 96.5% tin,
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3% silver, and 0.5% copper.
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But does IMC also fall under the category of an alloy?
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In myopian, IMC isn't truly an alloy.
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Neither is it classified as a eutectic.
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Furthermore, IMC isn't a pure metal element due to its distinct physical and chemical characteristics that differ from traditional alloys and eutectics.
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Interestingly, IMC is often grouped as an alloy, sparking the question of why this classification is used.
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To distinguish between IMC, alloys, and eutectics, let's employ an analogy.
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Imagine boys and girls as different metal elements.
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Alloys are like mixing boys and girls in the same classroom where they coexist evenly.
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When the boys and girls share an affinity and form eutectic points,
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it's referred to as eutectic.
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On the other hand, IMC is akin to a child born from the union of these boys and girls.
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IMC emerges from a chemical reaction.
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Please note that while this metaphor may not be perfectly precise, it's a concept and a way to understand the subject better.
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This comparison is purely illustrative, but it helps to highlight the distinctions between IMC, alloys, and eutectics.
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Moving forward, we'll continue exploring this subject in more detail.
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Thank you for joining me for this second video on IMC.
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In our next session, I'll provide a more comprehensive introduction to alloys and eutectics.
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Until next time, take care and goodbye.
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Thank you.
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Vocabulario y notas de pronunciación para esta lección
Este vídeo tiene 28 frases y 300 palabras para practicar shadowing. La parte hablada dura 3:10. El hablante habla despacio, unas 95 palabras por minuto, así que hay tiempo para imitar cada sonido. Solo el 71 % de las palabras está entre las 3.000 más comunes del inglés, por lo que el vocabulario es exigente.
Vocabulario clave de este vídeo
15 palabras menos comunes del vídeo, con su pronunciación y significado:
- alloy /ˈæ.lɔɪ/ (sustantivo) — aleación. A metal that is a combination of two or more elements, at least one of which is a metal, a base metal.
- element /ˈɛləmənt/ (sustantivo) — elemento. One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based.
- refer /ɹɪˈfɜː/ (verbo) — referir, remitir. To direct the attention of (someone toward something).
- comprehensive /ˌkɑm.pɹəˈhɛn.sɪv/ (adjetivo) — abarcativo, abarcador. Broadly or completely covering; including a large proportion of something.
- explore /ɪkˈsploɹ/ (verbo) — explorar. To examine or investigate something systematically.
- presentation /ˌpɹɛzn̩ˈteɪʃn̩/ (sustantivo) — presentación, exposición. The act of presenting, or something presented.
- goodbye /ɡʊdˈbaɪ/ — adiós, hasta luego. Farewell; a formula used to another person or persons when the speaker, writer, or person addressed is departing.
- distinct /dɪˈstɪŋkt/ (adjetivo) — distinto. Capable of being perceived very clearly.
- copper /ˈkɒpə/ (sustantivo) — cobre. A reddish-brown metallic chemical element (symbol Cu) with the atomic number 29; also, the metal made up of this element.
- encounter /ɪnˈkaʊntɚ/ (verbo) — encontrar, encontrarse. To meet (someone) or find (something), especially unexpectedly.
- furthermore /ˈfɜː(ɹ).ðə(ɹ)ˌmɔː(ɹ)/ (adverbio) — más, es más. In addition; besides; further; what's more (i.e. to denote additional information).
- highlight /ˈhaɪˌlaɪt/ (verbo) — resaltar, enfatizar. To make prominent; emphasize.
- classification /ˌklæsɪfɪˈkeɪʃən/ (sustantivo) — clasificación. The act of forming into a class or classes; a distribution into groups, as classes, orders, families, etc., according to some common relations or attributes.
- classroom /ˈklɑːsɹʊm/ (sustantivo) — aula, sala de clases. A room, often in a school, where classes take place.
- precise /pɹɪˈsaɪs/ (adjetivo) — preciso. Both exact and accurate.
Phrasal verbs que vas a escuchar
- move forward (verbo) — ir adelante, adelantar. To cause to make progress.
Pronunciación a tener en cuenta
El hablante usa 4 contracciones y formas reducidas, como isn't, I'll, we'll. Dilas en su forma corta, tal como las oyes.
- Los sonidos de “sh” y “zh”: presentation /ˌpɹɛzn̩ˈteɪʃn̩/, classification /ˌklæsɪfɪˈkeɪʃən/, distinction /dɪˈstɪŋkʃən/, distinguish /dɪˈstɪŋ.ɡwɪʃ/
- Palabras largas — cuida el acento: comprehensive /ˌkɑm.pɹəˈhɛn.sɪv/, classification /ˌklæsɪfɪˈkeɪʃən/, characteristic /ˌkæɹ(ə)ktəˈɹɪstɪk/, analogy /əˈnæləd͡ʒi/, affinity /əˈfɪnɪti/
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 alloy, element, refer.
¿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.