Shadowing Practice: How to Clean Up Space Debris - Learn English Speaking with Video
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17 sentences
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1
Three must -haves for space cleanup.
2
Earth's lower orbits are polluted with 9 ,300 tons of space junk, traveling at the speed of over 25 ,000 kilometers an hour.
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But don't worry, we've got three creative solutions for you.
4
The LaserBroom 3000.
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Its precise, pulsed laser technology ridges you of small satellite debris ranging from 1 to 10 centimeters.
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Just point the broom's beam at it to vaporize parts of the junk.
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This gives it a directional thrust, lowering its orbit until it burns up in the atmosphere.
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Need more force for bigger chunks?
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Try the space harpoon.
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launches a tethered harpoon at cosmic trash to reel it in.
11
A sail is then attached to increased drag and pull the satellite into the atmosphere, free of charge.
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Now for the persistent small specks of dirt: the sponge.
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Foam released from the included deorbiter platform absorbs smaller debris and drags it back to Earth.
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Just like running a sponge through dirt.
15
Easy as that.
16
The use of all the above products is limited to outer space only.
17
Any use for household clean -up duty is strongly discouraged.
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Vocabulary and speaking notes for this lesson
This C1 speaking lesson is built on the video “How to Clean Up Space Debris”. This video has 17 sentences and 179 words to shadow. The speech runs for 0:53. The speaker talks fast, about 202 words per minute, so expect linked and reduced sounds. Only 68% of the words are among the 3,000 most common in English, so the vocabulary is demanding.
Key vocabulary in this video
The 15 most advanced words in the video, with pronunciation and meaning:
| Word | Pronunciation | Meaning |
|---|---|---|
| harpoon noun | /hɑːɹˈpuːn/ | A spearlike weapon with a barbed head used in hunting whales and large fish. |
| sponge noun | /spʌnd͡ʒ/ | Any of various marine invertebrates of the phylum Porifera, that have a porous skeleton often of silica. |
| debris noun | /ˈdɛbɹi/ | Rubble, wreckage, scattered remains of something destroyed. |
| orbit noun | /ˈɔɹ.bɪt/ | An elliptical movement of an object about a celestial object or Lagrange point, especially a periodic elliptical revolution. |
| junk noun | /d͡ʒʌŋk/ | Miscellaneous items of little value, especially discarded or unwanted items. |
| centimeter noun | (Canadian spelling, alternative) Alternative form of centimetre. | |
| deorbit verb | To cause to leave orbit. | |
| directional adjective | /dɪˈɹɛk.ʃə.nəl/ | Indicating direction. |
| pollute verb | /pəˈluːt/ | To make something harmful, especially by the addition of some unwanted product. |
| tether noun | /ˈtɛðəɹ/ | A rope, cable etc. that holds something in place whilst allowing some movement. |
| vaporize verb | To turn into vapor. | |
| discourage verb | /dɪsˈkɝɪd͡ʒ/ | To extinguish the courage of; to dishearten; to depress the spirits of; to deprive of confidence; to deject. |
| chunk noun | /t͡ʃʌŋk/ | A part of something that has been separated; a generally squat, thick, irregular piece of something, e.g. wood or stone. |
| reel verb | /ˈɹiːl/ | To wind on a reel. |
| attach verb | /əˈtæt͡ʃ/ | To fasten, to join to (literally and figuratively). |
Phrasal verbs you will hear
| Word | Meaning |
|---|---|
| clean up verb | To make an area or a thing clean; to pick up a mess; to tidy. |
Grammar in this video
The structures the speaker uses most, with the exact words from the video:
| Structure | In the video |
|---|---|
| Passive voice be + past participle — the focus is on what happens, not who does it | are polluted · is then attached |
Pronunciation to watch
- The “th” sounds: tether /ˈtɛðəɹ/, thrust /θɹʌst/
How to practise with this video
- Listen to the whole video once without speaking and note the words you do not know.
- Start at 0.75× speed, shadow it sentence by sentence, then go back to normal speed once it feels easy.
- Record yourself and compare with the original, paying attention to words like harpoon, sponge, debris.
What is the Shadowing Technique?
Shadowing is a science-backed language learning technique originally developed for professional interpreter training and popularized by polyglot Dr. Alexander Arguelles. The method is simple but powerful: you listen to native English audio and immediately repeat it out loud — like a shadow following the speaker with just a 1–2 second delay. Unlike passive listening or grammar drills, shadowing forces your brain and mouth muscles to simultaneously process and reproduce real speech patterns. Research shows it significantly improves pronunciation accuracy, intonation, rhythm, connected speech, listening comprehension, and speaking fluency — making it one of the most effective methods for IELTS Speaking preparation and real-world English communication.