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单词 ethane
释义

WordReference Random House Unabridged Dictionary of American English © 2024
eth•ane  (ethān),USA pronunciation n. [Chem.]
  1. Chemistrya colorless, odorless, flammable gas, C2H6, of the methane series, present in natural gas, illuminating gas, and crude petroleum: used chiefly in organic synthesis and as a fuel gas. Also called dimethyl. 
  • eth(yl) + -ane 1870–75

Collins Concise English Dictionary © HarperCollins Publishers::
ethane /ˈiːθeɪn ˈɛθ-/ n
  1. a colourless odourless flammable gaseous alkane obtained from natural gas and petroleum: used as a fuel and in the manufacture of organic chemicals. Formula: C2H6
Etymology: 19th Century: from eth( yl) + -ane
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