keep to oneself

keep to oneselfkeep to oneselfv.1.■保守秘密,不交际

keep to oneself1.■不告诉别人，保守秘密：He kept the news to himself.他没告诉任何人这条消息。2.■不与人来往，不交际：There's something wrong with her. She kept to herself all day.她有些不大对头，一整天都不与人打交道。