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

• 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。
• Main Electric Circuit Ignition: Use the mouse pointer to turn-on the ignition switch on the dashboard.
  主电路点火：使用鼠标指针，以投票就点火开关就在仪表盘。
• 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。
• 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。
• Using a tour-position selector switch on the control box, each gunner can fire up to four missiles consecutively.
  使用在控制盒子上的一个循环-位置选择开关，每个炮手能连续地发射四枚导弹。
• He didn't bother to switch on the light.
  他懒得去开灯。
• Remember, when you switch on the television, you are switching off your child's mind.
  记住，当你打开电视的时候，你关掉了孩子的心智。
• 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。
• Turn band switch on the basis of actual need and choose suitable open and close speed.
  根据实际需要，转动波段开关，选择合适的开启、闭合的速度。
• The switch on this kind of fire extinguisher opens up automatically.
  这种灭火器的开关能自动开启。