英语词汇pyrethrin I怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	pyrethrin I
释义	1.pyrethrin I (C₂₁H₂₈O₃)除虫菊酯I 2.pyrethrin II (C₂₂H₂₈O₅)除虫菊酯II See pyrethrin
随便看	alapana a lapse from high office a lapse into sth a lapse of 50 years a lapse of time al-Aqsa Alar alar Alarcón, Pedro Antonio de a large brood of children a large effect a large fraction of the night sky a large heart a large military encampment a large number of people a large number of sth a large proportion of sth a large, racially zoned township a large ripe honeydew melon a larger size a large sum of money Alaric alarm alarmable alarm bells

英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。