Does the air seem a bit thin to you up here?

我觉得这里空气好稀薄？

Thin and runny magma means gas trying to escape can do so easily.

岩浆稀薄意味着气体容易逸出来。

One that has a thin atmosphere, and that has water oceans.

这颗行星上大气稀薄，有海水。

Due to the fact that they don't burn up in my thin atmosphere.

我稀薄大气无法将它们燃烧。

Mars is incredibly cold because it has a very thin atmosphere.

因为大气层稀薄火星非常冷。

The thin mountain air made some of the climbers feel dizzy.

山上稀薄空气使一些登山者头晕起来。

But as altitude increases, the air starts to get thinner.

但当海拔升高，空气也随之变得稀薄。

That's because the air is thinner the higher you go.

这是因为所处高度越高，空气越稀薄。

Because the air is substantially thinner at high altitudes there is substantially less oxygen.

因为在高海拔地区，空气要稀薄得多，所以氧气含量很少。

The atmosphere is so thin, there is very little protection from ultraviolet radiation.

由于大气稀薄无法阻挡紫外线辐射。

Aviation fuel is a very thin, non-viscous, type of fuel.

空燃料是一种非常稀薄、非粘性燃料。

Left behind in a forest, wood chips and thinned-out logs can still burn.

留在森林里木屑和稀薄原木仍然会燃烧。

The really crucial thing about how this dark energy behaves is that it doesn't dilute.

暗能量最重要一个特性是它不会变得稀薄。

The air is thin. The temperature changes in spring and fall are extreme.

这里空气稀薄，春季和秋季气温变化又极端。

Mars' atmosphere is so thin, you don't need a lot of streamlining.

火星大气很稀薄，不必刻意追求流线型。

But of course, the air is very thin, it's extremely hard to work here.

当然，这里空气非常稀薄，在这里工作非常困难。

Tropical monsoons bring ample rainfall to keep the acidic soils thin and bare.

热带季风带来丰沛降水，使酸性沙壤土养分稀薄。

But even this weakened sunlight is often obscured for days by enormous dust storms.

但即便是这样稀薄阳光也经常被巨大沙尘暴遮盖数天。

The air seemed thin, as though its combination of gases had little oxygen left.

空气似乎很稀薄，好像在混合气体中剩下氧气很少。

I guess you'd say they sort of pulled it out of thin air.

我想你会说他们是从稀薄空气中抽出来。