Millions of bees have died in South Carolina during aerial insect spraying operations that were carried out to combat the Zika virus.
为了对抗寨卡病毒,南卡罗莱纳州开展了空中喷洒灭虫的行动,导致数百万蜜蜂死亡。
2
Only when its biology was understood and chemical pesticides and aerialspraying became available a few decades ago, could efforts be made to control the insect.
只是在几十年前认识了其生物性,有了化学杀虫剂和空中撒药之后,人们才开始努力控制这种虫害。
3
All aerialspraying of the fungicide has also been outlawed.