smack

adv 非正式

1. 恰好，准确地

• The feather landed smack in the middle of the floor. 羽毛正好落在地板中央。

• The car ran smack into the man. 汽车正好撞上了那个人。

2. 啪地；猛烈地

• The car ran smack into a wall. 汽车猛然撞在墙上。