（锋利） sharp-pointed; keen
as keen as razors
像刺刀一样的尖锐
（深刻； 敏锐） penetrating; incisive; sharp; keen
incisive [sharp] criticism
尖锐的批评
point out sharply
尖锐地指出
He sees things with a keen eye.
他看问题很尖锐。
（声音高而刺耳） shrill; piercing
shrill whistle
尖锐的汽笛声
（激烈） intense; acute; sharp
sharp mental conflicts
尖锐的思想斗争
be diametrically opposed to each other
尖锐对立
violent [fierce] contradiction
尖锐矛盾
These remarks are quite sharp, but worth consideration.
这些话讲得尖锐， 但值得考虑。