名词
中文翻译：刀柄开关
同义词：
['knife switch', 'knife blade switch']
例句：
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1.The chef used a knife blade switch to turn off the oven.
厨师使用刀柄开关来关闭烤箱。
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2.When she was cutting vegetables, she accidentally switched on the kitchen light.
当她切蔬菜时，她不小心打开了厨房灯。
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3.The engineer tested the knife blade switch before installing it in the workshop.
工程师在安装前测试了刀柄开关。