pyrethroid

英 [paɪ'riːθrɔɪd] 美 [paɪ'reθrɔɪd]

• n. [化]拟除虫菊酯；合成除虫菊酯

例句

用作名词 (n.)

1. Methods The larvae dipping method was used to test the resistance to pyrethroid.
   方法采用幼虫浸渍法，测定其对拟除虫菊酯类杀虫剂的抗性倍数。