adj.一針見血的；敏銳的
He gave a clear and incisive presentation of the matter. 他對整件事作出了一個(gè)清楚而又深刻的描述。
He had an incisive and agile mind. 他的思路犀利敏捷。
adv.敏銳地；激烈地
n.深刻；敏銳
