Bedeutung von “pick at sth” — Learner’s Dictionary

pick at sth

phrasal verb with pick us uk /pɪk/ verb [ T ]
FOOD

to only eat a small amount of your food because you are worried or ill:

He picked at his food but had no appetite.
REMOVE

to remove small pieces from something with your fingers:

If you keep picking at that scab, it'll never heal.

(Definition von “pick at sth” aus dem Cambridge Learner's Dictionary © Cambridge University Press)