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biogenicadj.

baɪo'dʒɛnɪk
中文adj. 生命所必需的;生物所造成的
词根词源
biogenic (adj.)1904, with reference to Haeckel\\'s recapitulation theory; 1913 as "produced by living organisms," from bio- + genic "produced by" (see genus).
关键词
biogenic