（光等）快速移动，闪现，浮现 A smile played throughout/over/on his lips. 他的唇角闪过一丝微笑。 It really is best never to do anything. Listed here, we possess the adjective best, but this adjective is connected to no noun. The adjective best is used in a copular building While using the dummy pronoun it. This pronoun doesn't consult https://mitchb184ens4.fliplife-wiki.com/user