Sherman's campaign had cut a great wound in the heart of the Confederacy.

VOA: special.2009.12.03

Their job begins if you happen to cut yourself, for example, or you get a wound.

比如当你不小心割伤自己,或者受了其它外伤的时候

耶鲁公开课 - 生物医学工程探索课程节选