英语词汇“pyrethrin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	pyrethrin
释义	py·re·thrin (pī-rēthrĭn, -rĕthrĭn) n. Either of two viscous liquid esters, C₂₁H₂₈O₃ or C₂₂H₂₈O₅, that are extracted from pyrethrum flowers and used as insecticides. [PYRETHR(UM) + -IN.]
随便看	ironside ironsmith ironstone ironware ironweed ironwoman ironwood ironwork ironworker ironworks irony Iroquoian Iroquois irradiance irradiancy irradiant irradiate irradiation irradiative irradiator irradicable irradicably irrational irrationalism irrationality

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