boll weevil

boll weevil什么意思,boll weevil翻译

基本解释

un.: 〔动〕棉铃象甲；棉铃象虫；棉蛉小象甲
网络: 棉铃象甲虫

权威解释

• 墨西哥棉铃象（棉花害虫）:

  an insect that damages cotton plants

英汉解释

• 棉蛉小象甲

• 棉铃象虫

• 〔动〕棉铃象甲

例句

• But in the early years of the century, the boll weevil began devastating the cotton farms in the south.

  然而在上世纪初期，棉铃象甲开始侵嗜美国南部的棉花农场。

• In the long run, they saw that the boll weevil had, in fact, done them a favor by destroying their crops.

  从长远来看，他们发现棉铃象甲虫虽破坏了农作物，但实际上反倒帮了他们的忙。

• Gossypol, which is produced by gland cells in the leaves of cotton, is an attractant to the boll weevil.

  棉叶腺胞分泌的棉酚对棉铃象鼻虫是一种引诱剂。

• How big do you think a boll weevil is?

  你知道棉子象鼻虫有多大吗？

• work in the South helped to fight the cotton boll weevil.

  南部农场示范工作大大帮助了对棉花象鼻虫的防治。