1. It occurs in the laceration and contusion as well as in the clean surgical incision. 撕裂伤，挫伤和外科清洁切口，都会发生这种现象。
2. Objective To discuss the regularity of the eyeball contusion and related factors in evaluation. 目的探讨眼挫伤的预后及相关因素在司法评定中的规律性。
3. Results The 17 patients all had different extent in brain contusion, hyponatremia, low serum chlorine, hyposmolality and high urine sodium. 结果：17例均有不同程度的脑挫裂伤和低钠、低氯血症、低渗血症及高尿钠症。
英英解释
n.
1. an injury that doesn't break the skin but results in some discoloration
2. the action of bruising
