attacked by aphids

例句：

1. 1. The crops were attacked by aphids, causing significant damage to the harvest.
   农作物被蚜虫侵害，导致收获严重受损。
2. 2. The farmershad to deal with the attackof aphids on their crops.
   农民们不得不处理蚜虫对作物的攻击。
3. 3.To prevent the attack of aphids, it is important to maintain good crophygiene.
   为了预防蚜虫的侵袭，保持良好作物卫生非常重要。