The probe was the first to sample the atmosphere of a gas planet.

该探测器第一次在木星这个气体行星的大气层里采样。

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The ring is huge, and far from the gas planet and the rest of its majestic rings.

这个环非常庞大，远离气态巨星和它的主要光环。

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Like its bigger neighbor Jupiter, Saturn is a gas planet made mostly of hydrogen and helium.

就像比它更大的邻居-木星一样，土星也是气体行星，主要由氢和氦所组成。

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And so, when you think about how much cement concrete are consumed annually on the planet, this becomes a considerable point source of greenhouse gas emissions.

当你想到,在地球上每年要消耗多少的水泥混凝土的时候,这将是温室气体排放的,一个主要来源。

麻省理工公开课 - 固态化学导论课程节选

Occupying its outermost third is a convective zone where gas is rising and falling in planet-sized cells.

BBC: Sun, Trace

Fewer cows roaming the planet means less bovine methane gas.

FORBES: Green Greens versus Red Greens

One plus is that, apart from the possibly dirty business of generating it, the gas is the cleanest fuel on the planet, combining with oxygen to create H2O, pure water vapor.

FORBES: Magazine Article