a. 下来, 下斜, 下倾, 落下, 下降, 传下, 遗传, 袭击, 屈尊, 由远而近, 由大而小

v move downward and lower, but not necessarily all the way

v come from; be connected by a relationship of blood, for example

v do something that one considers to be below one's dignity

v come as if by falling