動詞 pick at:

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

1. The old man is only picking at his food; he must be ill.
   老人只吃一點點東西; 他一定是病了。
2. Don't pick at me day and night.
   別整天對我嘮叨挑三揀四
3. During the meal she picked at her food.
   吃飯時，她只吃一點點。