The former chairman was a keyplayer in the deals that pushed the bank to the top.
该前主席是将那家银行推向顶峰的一系列协议的关键人物。
《柯林斯英汉双解大词典》
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Scientists agree that the keyplayer in this scenario is the West Antarctic ice sheet, a Brazil-size mass of frozen water that is as much as 7000 feet thick.