Acetylene

[ə'setɪliːn] or [ə'sɛtəlin]

解释:

(noun.) a colorless flammable gas used chiefly in welding and in organic synthesis.

阿尔玛编辑--From WordNet

解释:

(n.) A gaseous compound of carbon and hydrogen, in the proportion of two atoms of the former to two of the latter. It is a colorless gas, with a peculiar, unpleasant odor, and is produced for use as an illuminating gas in a number of ways, but chiefly by the action of water on calcium carbide. Its light is very brilliant.

杰弗里校对

解释:

n. a powerful illuminant gas (C2H2) produced commercially from carbide of calcium by means of water.

迭戈手打

例句:

整理:威尔伯

About(关于我们)|Sitemap(网站地图)

Copyright © 2018 EnMama.net. All rights reserved.