switch的音标

英 [swɪtʃ]

美 [swɪtʃ]

switch的用法

n. (电路的)开关，闸，转换器;(尤指突然彻底的)改变，转变;(铁路的)转辙器，道岔

v. (使)改变，转变，突变;交换;掉换;转换;对调;调班;临时掉换工作时间

第三人称单数： switches 复数： switches 现在分词： switching 过去式： switched 过去分词： switched

switch的例句

1.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。

2.Estonia is switching to a market economy
爱沙尼亚正在向市场经济转轨。

3.My mother's interest had switched to my health
母亲转而关注起我的健康来。

4.In half an hour, they'd switched the tags on every cable
半个小时内，他们就给每根电缆都换了标签。

5.The law would encourage companies to switch from coal to cleaner fuels
该法律将鼓励企业转而使用比煤更加清洁的能源。

switch的常见句型

用作动词 (v.)

用作不及物动词
S+switch(+A)

1.The train was switching.
火车正在换道。

2.He used to smoke this brand of cigarettes, but he switched.
他本来抽这种牌子的香烟,但他后来改抽别的牌子了。

用作及物动词
S+switch+ n./pron.

1.Don't switch the light.
不要开灯。

2.They are switching the tram.
他们使电车换了轨道。

3.When will the high-up switch Tony and Denis?
上级什么时候调动托尼和丹尼斯的工作?

switch的常用短语

用作动词 (v.)

switch back (v.+adv.)
改而恢复原办法 change one's plans so as to return (to someone or sth else)

switch from (v.+prep.)
使…转变〔转移〕 (cause to) move or change from (someone or sth) (to someone or sth else)

switch off (v.+adv.)
使…停止谈话 stop (someone) talking

switch out (v.+adv.)
关上 cause (an electric light) to stop burning

switch to (v.+prep.)
转换 (cause to) move or change (from someone or sth) to (someone or sth else)

switch的词汇搭配

用作动词 (v.)

switch+副词

switch away 拿回来
switch off 关,截断
switch off the radio 关掉收音机
switch on 开,接通,使入迷
switch on the light 开灯
switch over 换位置,转换
switch round 转过来
switch through 转接

switch+副词+介词

switch back to 回复到
switch off to another line of thought 改变想法〔思路〕
switch out of 从…抢走
switch over to offensive 转入进攻

switch+介词

switch from 从…转变
switch from English into Russian 由英语改为俄语
switch into 变为
switch to 转向
switch to the metric system 转换成公制
switch one's support to the other candidate 转向支持另一候选人

switch的真题例句

1.Nadeau notices the pre-made macaron-and-cheese boxes in Scott's shopping cart and suggests she switch to whole grain macaroni and real cheese.
2018年12月四级真题（套）阅读 Section B

2.within two years, Leah shed the safety of her accounting job and made the switch complete.
2017年6月四级真题（第二套）阅读 Section B

3.Many dairy farmers were persuaded to switch to grass-fed when they saw its advantage in terms of profits.
2019年12月六级真题（第三套）阅读 Section B

4.Over the years, Tim Joseph's partners have helped many dairy farmers to switch to grass-fed.
2019年12月六级真题（第三套）阅读 Section B

5.And if a predator can move on to another species that is easier to find when a prey species becomes rare, the switch allows the original prey to recover.
2019年高考英语天津卷 阅读理解 阅读C 原文

6.For some reason, when certain shows switched into a commercial, a loud noise would sound for a few seconds.
2015年高考英语全国卷2 阅读理解 阅读A 原文

7.At Boston College, for example, you would have to complete an extra year were you to switch to the nursing school from another department.
2017年考研真题（英语二）阅读理解 Section Ⅱ

8.When our brains switch between being focused and unfocused on a task, they tend to be more efficient.
2018年考研真题（英语二）阅读理解 Section Ⅱ