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

• 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。
• 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。
• When I'm afraid, I switch on the right.
  当我害怕时，我打开灯的开关。
• 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。
• 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。
• The switch on this kind of fire extinguisher opens up automatically.
  这种灭火器的开关能自动开启。
• 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。
• 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。
• 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。
• Just press the switch on your arm rest.
  您按一下扶手上的那个开关就行了。