Cracking

['krækɪŋ]

解释:

(noun.) the process whereby heavy molecules of naphtha or petroleum are broken down into hydrocarbons of lower molecular weight (especially in the oil-refining process).

德布斯录入--From WordNet

解释:

(p. pr. & vb. n.) of Crack

杰拉尔丁校对

例句:

手打:弗拉德

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