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

• 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。
• The switch on the kettle won't stay down.
  这个水壶上的开关按下时卡不住了。
• Every time I switch on the TV, there's football. It's overkill
  我每次打开电视都是足球节目，真是受不了。
• When I'm afraid, I switch on the right.
  当我害怕时，我打开灯的开关。
• You can switch on any or both modes to collect the data.
  您可以打开任何一种模式或者同时打开两种模式以收集数据。
• If the radio still does not switch on after this procedure, proceed in accordance with the technical manual.
  如果该程序后还是不能打开收音机，请按照技术手册操作。
• 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。
• 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。
• You switch on, wait until the screen turns green, push in the disk and there you are!
  你打开开关，等屏幕变成绿色，把磁盘推进去就行了！