louse fly

例句：

1. 1. The flies were buzzing around the garbage can.
   苍蝇在垃圾箱周围嗡嗡叫。
2. 2. The gnats were biting my ankles, making me itchy.
   蚊子在咬我的脚踝，让我痒痒的。
3. 3. The louse flew into the room and landed on my desk.
   虱子飞进了房间，落在了我的桌子上。