不及物动词

1. 退缩;畏缩
If you flinch, you make a small sudden movement, especially when something surprises you or hurts you.

2. 躲避;回避;不愿意做
If you flinch from something unpleasant, you are unwilling to do it or think about it, or you avoid doing it.

1. a reflex response to sudden pain

Synonym: wince