名词
中文翻译：Unknown
同义词：
['knife', 'scalpel']
例句：
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1. She used a small knife tocut the cake into pieces.
她用一把小刀把蛋糕切成了小块。
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2. The surgeonused a scalpel to perform the surgery.
外科医生用一把手术刀进行手术。
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3. Hekept a small knife in his pocket foremergencies.
他口袋里备了一把小刀以防紧急情况。