power switch是中文"开关"的意思.单一独讲开关是power switch,但是在句子中出现话就是switch,不用加power.列如:她正找电灯开关。 She is fumbling the light switch.
NO Off
the switchthe button
开关 [词性]：adj.vt. [拼音]：kāi ɡuān [解释]：air break switch ; drain cock ; start stop ; switch key ; switching; switch; 1.[Electrics] a switch; a button ; switch; actuator; break machanism; circuit changer; circuit closer; derail; disjunctor; electric switch; make-and-break key; on off; on- off; power switch; shutter; stopcock; SW; switches; switching; cock; turn on and off [参考词典]：汉英综合科技大辞典 汉英综合大词典 汉英经贸大词典 汉英进出口商品词汇大全 汉英航海 总开关；电源开关 main switch 开关阀；开关管 switching valve 电平开关 level switch; level switch 检测开关 nse switch; sense switch; detector switch 电气开关 1.an electric switch ; electrical switch; electrical .... 日光开关 daylight controp; sun valve 摇臂开关 rocker switch; rocker switch 线路开关 line breaker; line switch; line switching; &nbs.... 液流开关 cock 减光开关 dim switch; dimmer control 阻断开关 disconnecting switch 足踏开关 footswitch 线选开关 linear selection switch 踏板开关 foot pedal 均衡开关 equalizer switch
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