People and animals need oxygen to live.
人类和动物需要依靠氧气生存。
However some live or travel through polluted regions with few trees to provide oxygen.
可是一些人旅行经过或居住在极少树木提供氧气的污染地带。
I live on a mouthful of oxygen, the oxygen is you.
我活着就是赖着一口氧气，氧气是你。
The colourless gas without which we cannot live is called oxygen.
这种五色的气体叫氧气，离开了它我们就不能生存。
If you can't live without oxygen, you're my oxygen.
如果没有氧气不能活，你便是我的氧气。
Plants must have oxygen in order to live.
为了存活植物必须有氧气。
The gas without which we can't live is called oxygen.
没有它我们就没法生存的气体叫氧气。
What are some USES of oxygen? Do we need oxygen to live?
氧气一些作用是什么？我们生存需要氧气吗？
A plant must have oxygen in order to live.
为了存活植物必须有氧气。
没有氧气，人类无法生存。
An astronaut cannot live without oxygen when he goes into outer space.
宇航员在进入外层空间后，如果没有氧气将无法生存。
People must breathe oxygen in order to live.
人活着必须呼吸氧气。
Fish ultimately a second also can not live without water, our happiness can't oxygen.
鱼一秒钟不可能也最后居住没有水，我们的幸福不能氧气。
Fish ultimately a second also can not live without water, our happiness can't oxygen.
鱼一秒钟不可能也最后居住没有水，我们的幸福不能氧气。
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