switches
[swɪtʃɪs]
n.
转轨器，道岔;
开关( switch的名词复数 );
改变;
（铁路的）转辙器;
（电路的）闸;
v.
转变，改变( switch的第三人称单数 );
转换;
挥动（棍棒、鞭子等）;
迅速转动;
例句:
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I was confronted with an array of knobs, levers, and switches.
我面对的是一大堆旋钮、控制杆和开关。
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If you buy a drier, look for one with a sensor which switches off when clothes are dry.
你若要买烘干机，找一台带感应器的，可以在衣服干的时候自动断电。
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This button switches the current on.
这个电钮接通电流.
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But bathroom light switches and door knobs did not.
来自WSJ
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He switches sides and leads the Na'vi to victory.
来自VOA
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Blue switches phone numbers every six months or so.
来自NEWYORKER