At 3, 776m the mountain is high enough to cause altitude problems, and we were not alone in being grateful for oxygen later on.

富士山顶海拔3 776米，足以引起高原反应，我们也不是后来仅有的使用了氧气的人。

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Most species prefer a micro-aerobic atmosphere (containing 3-10% oxygen) for growth.

多数菌种喜欢微氧生长环境（含3-10％的氧气）。

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In a Stanford press release, Cantwell says the nitrous oxide can heat an engine to almost 3, 000 degrees Fahrenheit and expel nitrogen and oxygen at 5, 000 feet per second.

Cant well教授在斯坦福出版的新闻稿中说，氧化氮能把发动机加热到华氏3,000度，排出氮气和氧气每秒钟5,000英尺。

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So oxygen gets 3 pairs, and each chlorine gets 3 pairs, so now we're up to 9 pairs.

那么氧都有三对，每个氯有三对，那么现在我们用了九对了。

麻省理工公开课 - 化学原理课程节选

Well, oxygen, we'll put a hydrogen here, 1 2 3 4 hydrogen here, and one, two, three, four.

如果把一个氢放在这边，另一个氢这边，然后。

麻省理工公开课 - 固态化学导论课程节选

So it's going to be a sigma bond, 1s and we have oxygen 2 s p 3 and hydrogen 1 s.

它是sigma键，我们有氧2sp3和氢。

麻省理工公开课 - 化学原理课程节选

It will eventually carry the Oxygen network to 80% of its 10 million or so subscribers but will provide only 3 million when Oxygen launches next January.

FORBES: The convergence gamble

Fuel and oxygen is only 0.3% of the cost of a rocket.

FORBES: Elon Musk: SpaceX Testing New?Reusable Rockets

As well as the bitter cold, they will have to cope with life on the Antarctic Plateau, with the reduced levels of oxygen that comes from being located at 3, 800 meters (12, 470 feet) equivalent altitude.

CNN: Veteran explorer sets off on 'The Coldest Journey'