0 having a thin edge or point that can cut something or make a hole in something -- 鋒利的；尖的
3 clear; easy to see or understand -- 清晰的；清楚的
It was a sharp reminder of how dangerous the world can be. 這清楚地提醒人們這個世界有多麽危險。
There is a sharp distinction between crimes which involve injury to people and those that don't. 造成人身傷害的犯罪和未造成人身傷害的犯罪兩者之間有明顯的界線。
The mountains stood in sharp contrast to the blue sky. 群山與藍天形成了鮮明的對比。
This TV gives a very sharp picture. 這台電視機影像非常清晰。
4 intelligent or quick to notice things -- 聰明的；精明的；敏銳的
US He may be old but he's still as sharp as a tack. 他也許是上了年紀，但仍然思維敏捷。
The play was full of sharp one-liners. 這齣戲充滿了機智風趣的俏皮話。
He was a man of sharp wit/sharp-witted man who always spoke his mind. 他是一個思維敏捷、說話從不拐彎抹角的人。
She manages to combine a sharp mind/intellect with a sympathetic manner. 她既有機敏的頭腦，又能做到善解人意。
Our new director is very sharp. 我們的新主任非常精明。
Birdwatchers need to have sharp ears and eyes. 賞鳥者必須有敏銳的耳朵和眼睛。
5 fashionable -- 時髦的，時尚的
A specific example may help to bring this issue into sharper focus.
Having sharper bounds on the convergence of equilibrium trajectories can help to design better computational algorithms, such as value iteration and policy improvement techniques.
Had this been addressed earlier in the text, the overall analysis would have been sharper.
Safety features were present in 8.9 % of all sharps implicated in a reported percutaneous incident, most commonly intravenous needles and butterfly needles.
Adults make sharper distinctions, which is shown by the higher number of significant differences between the various verbal forms.
The contrast with the voluntary sector managers could hardly be sharper.
Looking across the objective class indicators, the sharpest decline in intergenerational similarity occurred with regard to union membership.
Worth mentioning in this respect are corporate tax reform, sharper cuts in social expenditures, and the liberalisation of the telecommunications sector.
