And the chemical signature they saw was a good match for water ice, which they found all over the asteroid.

他们发现的一种遍及该行星表面的物质，其化学成分与水结成的冰极其匹配。

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The aluminum-ice propellant known as ALICE gets its kick from a chemical reaction between water and aluminum.

这种冰-铝组合燃料叫做ALICE，因水和铝之间的化学反应而产生效应。

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There is plenty of ice on Mars, but the chemical reactions for life come to a halt when water freezes.

在火星上有大量的冰块，但是当水结冰时，形成生命的化学反应就会停止。

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Mr. WILL SCHROEDER (Chemical Engineer): Well, liquid nitrogen ice cream actually has been around for quite a while.

NPR: Ice Cream with a Twist: Liquid Nitrogen

But as part of his course work he toured a Magnolia Ice Cream plant with one of his chemical engineering classmates, his soon-to-be wife, and learned of a franchise opportunity.

FORBES: Billionaire Tony Tan Caktiong Takes Jollibee Foods Global

Dr Solomon discovered that chemical reactions destroy ozone on surfaces such as the ice crystals within high-altitude 'polar stratospheric clouds' as well as on other atmospheric particles high in the atmosphere.

BBC: News | Sci/Tech | Ozone hole reaches record size