rasping-sucking mouthparts

例句：

1. 1. The dog's rasp isso loud that it can be heard fromacross the room.
   狗的磨牙声太响了，可以传遍整个房间。
2. 2. She was so hungry that she startedto suck on her fingernails.
   她非常饿，开始咬自己的指甲。
3. 3. Thebaby had a habit of sucking histhumb when he was teething.
   婴儿在出牙时有吮拇指的习惯。