英语词汇pyrethrin II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 II
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	laically laich laicisation laicise laicism laicisms laicities laicity laicization laicizations laicize laicized laicizes laicizing laics laid laid laid-back laidly laid paper laid up laid–back laigh laik laika

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。