| 1. | The top suspects are a parasite , an unknown virus , some kind of bacteria , pesticides , or a one - two combination of the top four , with one weakening the honeybee and the second killing it 头号嫌犯是一种寄生虫,一种不知名的滤过性病毒,某种细菌和杀虫剂,或这四大祸首不同组合的左右开攻,其一弱化蜜蜂,第二个再将它杀死。 |