In addition to being lighter than air, Helium is incredibly useful, scientifically, in its liquid form!

除了轻过空气外，在科学上液氦的作用简直令人难以置信。

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Whether there could be life on the Swiss team's rockyplanet depends very much on whether it has an atmosphere beneath which watercould exist in its liquid form.

而瑞士发现的那颗岩状行星上是否有生命，就要看它是否有大气层，大气层下面的水是 否以液态形式存在。

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According to Goldberg, in its liquid form CO2 is denser than sea water and would subsequently be more likely to sink than rise while trapped within the basalt formations.

根据Goldberg，液态二氧化碳的浓度比海水的浓度大，因此被注入玄武岩后将会下沉而不是上浮。

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And its warming,you know." Down the street, Mary Ellen also pairs love with warmth, especially in its liquid form.

VOA: standard.2010.02.13

In its liquid form, it occupies much less space than gas, making it easier and more cost effective to transport.

BBC: The LNG terminal near Milford Haven in Pembrokeshire

We learn why water, unlike most of the substances we run into on Earth, is denser in its liquid than in its solid form (H2O molecules are kinked rather than straight, so the space between them increases when water is quiescent).

FORBES: The Story Of Eau

After all, other than its yield, is cash held in the form of liquid Treasury notes all the different than cash held in the vaults of the Federal Reserve, especially when the Federal Reserve stands ready to buy those Treasury notes from any and all too-big-to-fail sellers essentially on demand, if need be?

FORBES: Monetary Watch October 2010: Banks printing money again, QE II in November?