v. avoid speaking to or dealing with
vt. 流放, 放逐, 排斥
1. The students decided to ostracize him after he spread rumors.
学生们决定孤立他，因为他传播了谣言。
2. She felt hurt when her friends chose to ostracize her for making a mistake.
她感到受伤，因为她的朋友们选择孤立她，因为她犯了一个错误。
3. It is wrong to ostracize someone just because they are different.
仅仅因为某人不同而孤立他们是错误的。