英语词汇on and off switch怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	on and off switch
释义	on and off switch 简明释义开关：用于控制设备电源的开启和关闭的开关。网络释义 1 ?通 ... on and off 通-断断断续续地 on and-off switch 通-断开关 on application to 向…索取 ... 2 ?断开关 ... on and-off switch 通 ; 断开关 detecting on-off switch 侦测开关 motor on-off switch 马达启停开关 ; 发动机双位开关 ; 马达开停启闭 ; ... 短语 1 on and off switch 通断开关 ; 电源开关 2 on-and-off switch 通 ; 电通断开关 3 switch on and off 开关通断双语例句 1 They switch on slowly, and they are reluctant to switch off. 它们启动缓慢，并且很难关闭。 2 The engineers are also trying to develop an on-and-off "switch" where the glow would fade when exposed to daylight. 工程师们还试图研制一种间断式“开关”，当暴露在日光下时，光照会逐渐消失。 3 Instead, for most people, it switches on and off like a light switch. 相反，对于大多数人来说，它就像开关一盏灯一样。
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