bruise的解释
n. 瘀伤,擦伤
v. 受伤,擦伤
bruise的例句
She fell and bruised her knee.
她摔倒在地，膝盖上起了紫血块。

She had a dilly of a bruise on her arm.
她手臂上有一块显眼的伤痕.