powerful
单词辨析：
指威力、力量等非常大的，常用于形容军队、勇士、球队等。
That young king led a mighty army.
那位年轻的国王领导着一支强大的军队。
Achilles is a mighty Greek warrior.
阿喀琉斯是一位威猛的希腊勇士。
指人容易说服别人的，或论据、理由等有说服力的。
He is a forceful speaker.
他是个有说服力的演讲者。
She provided forceful arguments in her report.
她在报告中提供了有说服力的论据。
指人身体健壮或很有权势的，也可指演讲、电影等有感染力的。
She wanted to marry a powerful, well-built man.
她想要嫁给一个强壮结实的男人。
Is he the most powerful man in the town?
他是镇子里最有权势的人吗？
She can always give a powerful speech.
她的演讲总是充满感染力。
相关例句：
The Hungarian director has completed her powerful Diary trilogy, set against the background of events in her country.
这名匈牙利导演已经完成了她震撼人心的“日记三部曲”，故事是以发生在她本国的事件为背景。
Mr Jenkins 'arguments for stability struck a chord with Europe's two most powerful politicians
詹金斯先生关于稳定的论点引起了欧洲两位最有影响的政治家的共鸣。
He was until very recently the most powerful banker in the city.
到最近为止，他一直都是这个城市最有实力的银行家。
They maintain a very powerful fleet in Oriental waters.
他们在远东海域保持着一支非常强大的舰队。
The film is a powerful study of a woman's descent into insanity
那部电影深入剖析了一个女人堕入疯狂的过程。
The once powerful figures have also disappeared from the scene one after another.
那些烜赫一时的人物也一个个销声匿迹了。