쉐도잉 연습: How much helium does it take to lift a person? - 영상으로 영어 말하기 배우기

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About 70 ,000 litres.
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And yes, those are real people flying under real helium balloons, but if you just want to know the answer to how much helium you need to lift a person, while an average adult weighs about 70 kilos,
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in normal conditions, one litre of helium will provide enough lift for about one gram, so you'd need about 70 ,000 litres.
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Proving that, and finding out how this is done safely, and how you can also have a go, that's the rest of this video.
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I've wanted to do something like this for years, of course I have.
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I think lots of people have dreamt of flying away on balloons, but as far as I knew, the logistics and safety required made it impossible, unless you had a ridiculous budget.
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And then, someone told me about Aeroplume in France, and the budget dropped to 60 euros for a ticket.
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So the rest of this video isn't going to be scripted, it's just me, one of the team here holding my camera, and about 70 ,000 litres of helium that's going to lift me up.
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This hangar was built in 1919.
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It was used first for the blimp, to surveil and fly over the coast to detect the enemy submarines and in 2000 he goes out of the military domain.
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Be careful to your head.
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Oh yeah that is that's that's solid okay.
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The history of the aeroplume starts maybe more than 20 years ago.
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That's a blimp who was created by a man who was called Jean -Pierre David.
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He was a French artist.
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That was much easier than I thought it would be.
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He discovered the world of the blimp and felt in love, and so because he's an inventor,
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an artist, an engineer, he decided to create his own blimp, big enough to allow him to fly by beating the wings.
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Since 2009, we propose our people to fly here.
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The other location is a cave, 50 meters under the ground.
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We propose the flight here during all the French school holidays.
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So if we just let you go now what you will go on the top
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and you won't be able to go down ever say Right, so if I want you to be free and autonome, I have to make you reach the static balance.
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Okay, that's why Depending on your weight.
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Yeah, I can add
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Some little weight like this got it to your blimp in order to make you float
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If you just take off this this oh what what is
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happening you're just floating here just floating we have three aeroplumes here
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and they are different by their volumes we have a bigger one
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that can carry up to 90 kilograms we have one
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that can carry up to 70 kilograms
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and one can carry up to 45 now you can take
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the wings by the black handle everything you will do you
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will do it really slowly yep that's the same as
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if you were swimming okay so first i will show you how to move forward You want the wings to be flat, like this, in order to go,
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take some air and push behind.
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Like paddling a kayak?
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Yeah, exactly the same as in a kayak.
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And if I want to turn, it's with one?
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Exactly.
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So you know how to turn, if you are doing only one wing, you will turn.
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It doesn't react so quickly, but when it's turning, now you can take a break,
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it will continue during a very long time there is a
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lot of inertia yeah yeah i didn't feel like i was turning at all
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and then suddenly i was yeah and we can also go back
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if you want to by pushing the air on the front
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and go flat again to go up the same as
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if you were swimming again yeah
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when you go forward the air is going under the wings
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and that provides left you have to switch yeah to make the same angle
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when you go back
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and this is every time like this from the front to
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the back you can feel it the air is going under the wings
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if you want to go down it will be the opposite movement that feels
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so natural yeah the opposite way of going up at the
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beginning of the season we just choose to fill the blimp with 100 percent helium there
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and with the time the helium is going out there is some leaks
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so we can just add some more allium to compensate
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and the really one problem here is the osmosis
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so there is the air present outside that wants to go in the aeroplume
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and once he's in we can't extract him
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so the more we spend the time here the more air is inside
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so the less he can carry once a year we have the obligation to just empty everything
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and refill again of course we are conscious of the helium because it's very expensive and we don't want to waste helium.
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When you don't do nothing, once you get high, the volume is going down.
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That's because, and maybe we will repeat that after, but we made you reach the static balance and it depends on the temperature.
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And the more higher you go...
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I'm definitely going up quite quickly now.
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That's why I just take off one kilogram The higher you are, the hotter it is.
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Now you reach a new situation of static balance with a new condition of temperature.
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Because of the slow speed of the balloon and the inertia, we have to pilot really slowly and that's why we are indoor,
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to be protected against the wind and all the variation of the weather conditions.
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I noticed you had a sign on the door saying make sure that the door is closed,
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because the slightest breeze would blow me completely off course there is no problem of safety
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because we're following you on the ground always linked by a little tether
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but the tether is slack you're not holding me down here I'm just floating you are totally free
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if you slow and quiet enough you will realize how to pilot
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and have the time to anticipate so the tether is not used take some break
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and observe that it's still turning left yeah you can rest also wow
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if it's too late to avoid the wall
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or the roof it will pull not for your safety
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but for the safety of the blimp otherwise if we just touch
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so many times it will break that's not a pressurized balloon that's just an envelope filled with helium
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so the helium will just go out slowly it will lose his capacity to carry so the pilot will land slowly.
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I'm amazed how calm and safe I feel right now.
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It's happened one time here, some elements from the roof just go through the envelope and the pilot didn't notice that.
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He was just trying to go up and oh it's difficult because the helium was going out so he landed.
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All right, permission to land?
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Yeah, more than 10 000 flights here in the aeroplume
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and zero accident oh you know what I mean it's not a spot on landing
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but I'll take it
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if you can catch the table I'm gonna try there we go catch it got it perfect
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so I will just take the time to link to the blim
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and I will help you to go out it was a
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really good flight I'm half expecting to take the table up with me here she's attached to the ground all right yeah
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Antoine thank you so so much that was incredible thank you

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추천 영상

이 영상은 누구를 위한 것인가?

영상 영어 공부를 통해 실용적인 대화 능력을 키우고 싶은 중급 이상 학습자에게 추천한다. 특히 IELTS 스피킹 준비생이나 shadowing practice를 통해 자연스러운 발음과 리듬을 익히고 싶은 사람들에게 적합하다. 일상 대화뿐 아니라 기술적 내용(헬륨 양, 비행 원리)과 역사적 배경(1919년 헹가르)이 혼합된 대화를 통해 다양한 주제의 표현을 습득할 수 있다.

빼놓을 수 없는 단어와 관용구

  • static balance: 정적 평형. "무게에 따라 추가 무게를 달아 정적 평형을 맞춘다"와 같이 물리학적 상태를 설명할 때 사용된다.
  • inertia: 관성. "회전에는 관성이 있어 천천히 반응해야 한다"처럼 운동 상태의 지속성을 표현한다.
  • autonome (프랑스어에서 파생): 자율적인. "자율적으로 비행하기 위해 균형을 잡는다"와 같이 스스로 조절할 수 있는 상태를 나타낸다.
  • fly away on balloons: 풍선에 타고 날아가다. "많은 사람이 풍선에 타고 날아가는 꿈을 꾼다"처럼 상상적인 상황을 묘사할 때 사용되는 표현이다.

발음을 제대로 익히는 방법

이 영상의 화자는 자연스러운 구어체 발음을 사용하며, 특히 연음과 축약형이 두드러진다. 예를 들어 "it's just me"에서 "it's"가 "its"로 축약되고, "you will"이 "you'll"로 발음되는 것을 주의깊게 듣자. 또한 "70,000 liters"와 같이 숫자와 단위가 이어질 때의 리듬을 shadowing site에서 반복 연습하면 좋다. "helium"의 발음은 /ˈhiːliəm/으로, 첫 번째 음절을 강조하고 마지막 "m"을 부드럽게 발음하는 것이 중요하다. 대화 중 자주 나오는 "okay"는 상황에 따라 강세가 달라지는데, 동의를 나타낼 때는 높은 톤으로, 이해를 확인할 때는 낮은 톤으로 발음한다. 이러한 세부 사항을 주의하면서 shadowing practice를 하면 IELTS 스피킹에서 자연스러운 발음을 구사할 수 있다.

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수동태 be + 과거분사 — 누가 하는지보다 무슨 일이 일어나는지에 초점be scripted · was built · was created
현재완료 have/has + 과거분사 — 과거의 일이 지금도 관련이 있을 때I've wanted · have dreamt

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.

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