◆descend v. 下落,降临(come or go down,书面用语)
Eg: darkness descends very soon because winter is coming.
v. descend from 遗传,传下(pass from father to son; be inherited by sb from sb)
Eg: The watch descended from his grandfather.
descend on / upon 突然袭击,突然访问(attack sb/ sth suddenly; visit sb/ sth unexpectedly)
Eg: The police descended on their hide-out. 警察突然袭击了他们的藏身处。
Yesterday, my best friend descended on me. 反义词:ascend 攀登,上升 Eg: The airplane is ascending at tremendous speed.
◆obstinately adv. 固执地,顽固地(toughly; stiffly) obstinate adj. 顽固而不易被别人所改变
Eg: If you are an obstinate person, nobody can change your mind.