名词
中文翻译：刀片
同义词：
['edge', 'knife edge']
例句：
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1. The chef used a sharp blade to cut the meat.
厨师用一把锋利的刀片切肉。
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2. The carpenter carefully sharpened his blades before starting work.
木匠在开始工作前仔细磨利了他的刀片。
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3. The sharp blade of the scissors cuts through fabric easily.
剪刀的锋利刀片很容易剪断布料。