쉐도잉 연습: Dig Deep, Power a City - 영상으로 영어 말하기 배우기
레슨 만드는 중...
1
Let's punch a hole in the Earth to harvest power.
2
Deep underground, leftover heat from our planet formation and radioactive decay heats up the surrounding rocks and water.
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We can use this heat to warm our homes or generate electricity.
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Dig a few meters down and you should hit a stable ground temperature.
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Then simply send water along an underground pipe and turn on your heat pump to produce warm air for your home.
6
But why stop there?
7
Digging a few kilometers deeper is tough, especially through hard, igneous rock.
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But if you pick a spot where the rock is warmed by magma itself, you can reach temperatures high enough to make steam, drive a turbine, and produce enough electricity to power a city.
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So, what's the catch?
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Well, as you pump water down to tap that heat, you've got to keep an eye on the pressure.
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Too high, and it can widen fissures and cause small earthquakes.
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Too low, worse if it's mixed with toxic compounds.
13
But if you can get the steam safely back up to the surface, you can enjoy a steady stream of renewable energy from right under your feet.
📺 같은 채널
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Vocabulary and speaking notes for this lesson
This B2 speaking lesson is built on the video “Dig Deep, Power a City”. This video has 13 sentences and 194 words to shadow. The speech runs for 1:03. The speaker talks fast, about 184 words per minute, so expect linked and reduced sounds. Only 77% of the words are among the 3,000 most common in English, so the vocabulary is demanding. 2 of its 13 sentences are questions, so it is good practice for question intonation and short answers.
Key vocabulary in this video
The 12 most advanced words in the video, with pronunciation and meaning:
| Word | Pronunciation | Meaning |
|---|---|---|
| fissure noun | /ˈfɪʃ.ɚ/ | A long, narrow crack or opening made by breaking or splitting, especially in rock or earth. |
| igneous adjective | /ˈɪɡ.ni.əs/ | Pertaining to or having the nature of fire; containing fire; resembling fire. |
| leftover adjective | Remaining; left behind; extra; odd; in reserve. | |
| turbine noun | /ˈtɜː.baɪn/ | Any of various rotary machines that use the kinetic energy of a continuous stream of fluid (a liquid or a gas) to turn a shaft. |
| radioactive adjective | /ˌɹeɪdioʊˈæktɪv/ | Exhibiting radioactivity. |
| surround verb | /səˈɹaʊnd/ | To encircle something or simultaneously extend in all directions. |
| decay noun | /diˈkeɪ/ | Rot; any processes or result of organic matter being gradually decomposed, especially by microbial action. |
| renewable adjective | /ɹɪˈnu.ə.bl̩/ | Able to be renewed; capable of renewal. |
| harvest noun | /ˈhɑɹ.vəst/ | The process of gathering the ripened crop; harvesting. |
| meter noun | /ˈmitəɹ/ | A device that measures things. |
| earthquake noun | /ˈɝθkweɪk/ | A shaking of the ground, caused by volcanic activity or movement around geologic faults. |
| compound noun | /ˈkɑmpaʊnd/ | Anything made by combining several things. |
Phrasal verbs you will hear
| Word | Meaning |
|---|---|
| heat up verb | To heat, to cause to become hotter. |
이 영상의 문법
화자가 가장 많이 쓰는 문형을 영상 속 실제 표현과 함께 정리했습니다.
| 문형 | 영상 속 표현 |
|---|---|
| 수동태 be + 과거분사 — 누가 하는지보다 무슨 일이 일어나는지에 초점 | is warmed |
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 fissure, igneous, leftover.
쉐도잉이란? 영어 실력을 빠르게 키우는 과학적 방법
쉐도잉(Shadowing)은 원래 전문 통역사 훈련을 위해 개발된 언어 학습 기법으로, 다언어 학자인 Dr. Alexander Arguelles에 의해 대중화된 방법입니다. 핵심 원리는 간단하지만 매우 강력합니다: 원어민의 영어를 들으면서 1~2초의 짧은 지연으로 즉시 소리 내어 따라 말하는 것——마치 '그림자(shadow)'처럼 화자를 따라가는 것입니다. 문법 공부나 수동적인 청취와 달리, 쉐도잉은 뇌와 입 근육이 동시에 실시간으로 영어를 처리하고 재현하도록 훈련합니다. 연구에 따르면 이 방법은 발음 정확도, 억양, 리듬, 연음, 청취력, 말하기 유창성을 크게 향상시킵니다. IELTS 스피킹 준비와 자연스러운 영어 소통을 원하는 분들에게 특히 효과적입니다.