pick at

动词 pick at:

1. pluck or pull at with the fingers
   同义词：pluck at, pull at
2. eat like a bird
   同义词：peck at, peck
3. express a negative opinion of
   同义词：disparage, belittle

1. The old man is only picking at his food; he must be ill.
   老人只吃一点点东西; 他一定是病了。
2. Don't pick at me day and night.
   别整天对我唠叨挑三拣四
3. During the meal she picked at her food.
   吃饭时，她只吃一点点。