同样的，如果我们观察二价的氟，它是每摩尔160焦。

Likewise, if we look at fluorine in its diatomic molecule, it is 160 kilojoules per mole.

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2,3-二氯-5-三氟甲基吡啶是杀虫剂氯氟脲类合成农药的关键中间体。

2,3-Dichloro-5-trifluoromethylpridine is a key intermediate of synthesis pesticides of insecticide chlorfluazuron.

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在最坏的情况下，每磅进入到大气中的地氟醚相当于1620磅二氧化碳做起的作用。

In the worst case, each pound of desflurane that enters the atmosphere is the equivalent of 1620 pounds of carbon dioxide.

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And, likewise, if we look at fluorine in its diatomic molecule, it is 160 kilojoules per mole.

一样的，如果我们观察二价的氟，它是每摩尔160焦。

麻省理工公开课 - 固态化学导论课程节选

And, this one here, some of you might recognize, is dichlorodifluoromethane. It's also known as a CFC.

而且在这些当中有些你或许认识，是二氯二氟化碳，它也是众所周知的氟利昂。

麻省理工公开课 - 固态化学导论课程节选