名词
中文翻译：锐利
同义词：
['sharpness', 'keenness', 'acuteness']
例句：
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1.The knife was so sharp that it could cut through a piece of metal with ease.
这把刀太锋利了，可以轻松地切穿一块金属。
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2. Her sharp eyes were able to spot the thief in the crowd.
她敏锐的眼睛能够从人群中发现那个小偷。
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3. The sharp contrast between the two colors made the painting more interesting.
两种颜色的强烈对比使得这幅画更加有趣。