having the ability to perform a difficult action quickly and skilfully with the hands

a dexterous movement 敏捷的动作

Baseball players have to be fast and dexterous.

Raccoons have highly dexterous front feet that are shaped like human hands.

having the ability to think quickly and effectively or to do something difficult extremely well

She was lively and dexterous intellectually. 她既活泼又头脑灵活。

He is a dexterous debater who deals swiftly with interrogators. 他是一个机敏的辩论者，能迅速地应对盘问。