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TOEFL IELTS BNC: 1952 COCA: 2604
switch
swɪtʃ swɪtʃ
Word forms: plural , 3rd person singular present tense switches, present participle switching, past tense , past participle switched
1 N-COUNT (电路的)开关，闸，转换器 A switch is a small control for an electrical device which you use to turn the device on or off. (电路的)开关，闸，转换器

  • Leona put some detergent into the dishwasher, shut the door and pressed the switch.

    利昂娜将一些清洁剂放入洗碗机，关上门后按了开始键。

  • ...a light switch.

    电灯开关

SYN control, button, lever, on/off device
2 VERB 转换;改变;转变 If you switch to something different, for example to a different system, task, or subject of conversation, you change to it from what you were doing or saying before. 转换;改变;转变 [Also VERB] [Also VERB PREPOSITION]

  • Estonia is switching to a market economy. [VERB + to]

    爱沙尼亚正在向市场经济转轨。

  • The law would encourage companies to switch from coal to cleaner fuels. [VERB from noun to noun]

    该法律将鼓励企业转而使用比煤更加清洁的能源。

  • The encouragement of a friend spurred Chris into switching jobs. [VERB noun]

    在一位朋友的鼓励下，克理斯换了工作。

Switch is also a noun.

  • New technology made a switch to oil possible.

    新技术使得转而使用石油成为可能。

  • The spokesman implicitly condemned the United States policy switch.

    发言人含蓄地谴责了美国政策上的转变。

Switch over means the same as switch .switch over 同 switch

  • ...a professional man who started out in law but switched over to medicine.

    开始学法律后转而从医的专业人士

3 V-ERG 转移(注意力);(注意力)转变 If you switch your attention from one thing to another or if your attention switches, you stop paying attention to the first thing and start paying attention to the second. 转移(注意力);(注意力)转变

  • My mother's interest had switched to my health. [VERB + to]

    母亲转而关注起我的健康来。

  • As the era wore on, she switched her attention to films. [VERB noun + to]

    随着这个时代慢慢过去，她把目光投向了电影业。

4 VERB 交换;调换;对调 If you switch two things, you replace one with the other. 交换;调换;对调

  • In half an hour, they'd switched the tags on every cable. [VERB noun]

    半个小时内，他们就给每根电缆都换了标签。

  • The ballot boxes have been switched. [be VERB-ed]

    投票箱被人调换了。

SYN exchange, trade, swap, replace
Phrasal verbs:
switch off switch on switch over
Word Partnership
Word PartnershipUse switch with:
VERB.

flick a switch, flip a switch, turn a switch 1

make a switch 2

N.

ignition switch, light switch, power switch 1

switch sides 2

Trends of switch
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