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

• 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 the kettle won't stay down.
  这个水壶上的开关按下时卡不住了。
• 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。
• 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。
• The switch on this kind of fire extinguisher opens up automatically.
  这种灭火器的开关能自动开启。
• 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！
• You switch on your pc, you travel to websites without taking a train, to London or anywhere.
  你打开你的电脑，你旅行在各网站不用乘火车，到伦敦或任何地方。
• 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。
• 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。
• 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。