switch on

英 [swɪtʃ ɒn]

美 [swɪtʃ ɑːn]

打开，开启（电灯等）

化学

柯林斯词典

• PHRASAL VERB 打开,开启(电灯等)
  If youswitch ona light or other electrical device, you make it start working by operating a switch.
  1. She emptied both their mugs and switched on the electric kettle...
     她把他们俩的杯子倒空，烧上了电水壶。
  2. He pointed the light at his feet and tried to switch it on.
     他把灯对准自己的脚，试图打开它。

英英释义

verb

• cause to operate by flipping a switch
  1. switch on the light
  2. turn on the stereo
  Synonym:turn on

双语例句

• When I'm afraid, I switch on the right.
  当我害怕时，我打开灯的开关。
• There's no problem here except you forgot to switch on the machine.
  这儿没问题啊，只是你忘了打开机器了。
• The switch on the kettle won't stay down.
  这个水壶上的开关按下时卡不住了。
• Just put the plug in the socket and switch on the machine. mix in with cutting motions.
  只需将插头插入插座并开动机器就行了。用插入的动作使混合。
• When you switch on the light in the bathroom, the extractor fan switch on.
  当你打开浴室里的灯时，换气扇就启动了。
• Current flowing in one circuit can switch on and off a current in a second circuit.
  当电流在一个线路中流动同时关闭另一个线路。
• Don't worry; he'll have forgotten to switch on the answering machine.
  别担心；他大概忘了把电话答录机打开。
• His switch on abortion cost him the election.
  他在堕胎问题上的转变使他赢得了竞选。
• The next step was to pinpoint how one EGFR kinase domain would switch on another.
  下一步是精确地研究一个EGFR激酶结构域是如何开启另外一个激酶的。
• Many people switch on the television simply to stave off boredom over the Christmas break
  很多人打开电视仅仅是为了打发圣诞节休息期间的无聊时光而已。