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纪录片《地球的力量》第五集稀有行星第8期:高速进入大气层

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That's a beauty. Is that a meteorite? -Yeah, it's a lovely one.

真是太美了,这是陨石吗?-是的,很漂亮的一个
This is incredible that it's something from outer space. That's amazing.
这是来自外太空的,太不可思议了
What is amazing is that it actually makes it to the surface at all.
不可思议的是它能够抵达地球表面

Something that size might have been part of an object

这么大的陨石在大气层以外的时候
the size of a washing machine or a small car at the top of the atmosphere,
可能有洗衣机 或者小汽车那么大
and as it punches into the atmosphere at high speed,
但是它高速进入大气层
the surface gets melted and stripped off and a new surface exposed and melted and stripped off,
表面融化掉,剥离 新的表面暴露出来融化掉,再次剥离
until you whittle down to something about that big.
直到被剥离成这么大的一块
But it's heavy, so that small car is a small car of rock weighing tons?
但是很重,那辆小汽车有几吨重?
Yes. -So, thin air does this to solid rock?
是的-所以这都是稀薄空气干的?
Yes. -That's remarkable.-是的-太了不起了
When meteors hit the atmosphere, they compress the air in front of them which generates intense heat.
陨石碰到大气层会把前面的空气压缩 这会引起高热量
Layer upon layer gets stripped away until most are completely burnt up.
一层层地被剥离开直到大部分都燃烧掉了
重点单词   查看全部解释    
import [im'pɔ:t]

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n. 进口,进口商品,意义
v. 进口,输入

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pressing [presiŋ]

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adj. 紧迫的,紧急的 press的现在分词

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intense [in'tens]

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adj. 强烈的,剧烈的,热烈的

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strip [strip]

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n. 长条,条状,脱衣舞
v. 脱衣,剥夺,剥

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exposed [iks'pəuzd]

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adj. 暴露的,无掩蔽的,暴露于风雨中的 v. 暴露,

 
remarkable [ri'mɑ:kəbl]

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adj. 显著的,异常的,非凡的,值得注意的

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din [din]

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n. 喧嚣 v. 絮聒不休地说,暄闹 abbr. 德国工

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stripped [stript]

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adj. 剥去的 v. 剥夺(strip的过去分词形式)

 
melted [meltid]

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adj. 融化的;溶解的 v. 融化;溶解(melt的过

 
fabric ['fæbrik]

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n. 织物,结构,构造
vt. 构筑

 

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