They can bruise easily, and damaged potatoes can quickly go bad.

VOA: special.2009.03.10

And people, they would rip off your shirt to see if you had a bruise from a recoiling rifle.

人们会扯掉你的衬衣,看你胸口是否有步枪后作力造成的瘀伤

耶鲁公开课 - 1871年后的法国课程节选