英语词汇petrochemical的起源、历史背景-英语词源词典

词汇	petrochemical
词源	petrochemical adj. "of or pertaining to the chemistry of the formation and composition of rocks," 1913, from petro- (1) "rock" + chemical (adj.). petrochemical n. "chemical compound or element obtained from petroleum or natural gas," 1942, from petro- (2) + chemical (n.). Entries linking to petrochemical petro- 2 word-forming element used from mid-20c. to mean "of or having to do with petroleum products," from petroleum. chemical n. "a substance produced by a chemical process, a chemical agent," 1747, from chemical (adj.). Related: Chemicals. petro- (2)chemical (n.)petro- (1)chemical (adj.) updated on April 18, 2020
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petrochemical adj.