safety switch

基本解释

Most have been used to the principle of having a fuse or safety switch that turns the fixture off if the bulb burns out.
如果灯泡烧毁，大多数设计人员都习惯于用保险丝或安全开关关闭照明器具。
The safety switch comprises a heat transfer piece, an insulating seat, a fusible body, a control rod and a movable safety piece.
该保险开关，它包括一热传递片、一绝缘座、一可熔体、一控制杆以及一动保险片。
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How many car salesmen talk about their work, huh? How many cigarette salesmen? Both their products kill more people every year than mine. At least mine has a safety switch.
卖车的会告诉你开车有危险？卖香烟的会告诉你吸烟会死？每年他们的商品比我的害死更多人，起码我的商品还有个保险栓呢。

Harry Gaus, a German physicist, had sued Conair for infringing his patent for a hair dryer safety switch.
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