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switch是什么意思

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switch 是什么意思

音标:[ switʃ ]  
过去式:switched   过去分词:switched   名词复数:switches   现在分词:switching   

中文翻译与英英解释

n.
1.(树上折下的)细树枝;软鞭子;鞭打。
2.假发;(尾巴上的)毛簇。
3.〔美国〕【铁道】道岔扳子,轨闸转辙器;侧线。
4.【电学】开关;电闸;电键;转换器;【电话】接线台。
5.【军事】斜行壕。
6.(思想等的)大转变。
7.〔美国〕(金融机构和销售店的)电脑化联网。 a change-over switch 转换开关,转向开关。 a pull switch 拉线开关。 a three wire switch 双联开关。 a time switch 定时断路器。 a clock switch 定时开关。 a line switch (自动电话的)寻线机,预选器;线路开关。
vt.
1.鞭打;摆动;摇(尾);猛然抢去。
2.挂断(…的电话)(switch sb. off);关闭(电流),关(电灯) (off; out)。
3.通(电流),接通(电话给某人),开(电灯) (on)。
4.改变,转变(思想、谈话等);【铁道】给扳道岔;调配(车厢)。
vi.
1.鞭打。
2.【铁道】扳道岔;调车。
3.挂断电话 (off)。
4.转换,转变。
短语和例子
switch an electric light on [off] 开[关]灯。 switch off to another like of thought 改变想法[思路]。 Let's switch. 〔美国〕走吧;开动吧。 I'll be switched. 〔美口〕〔表示否定、惊讶〕(I'll be switched if you do. 你要是能的话我就把头砍掉)。 switch off [on] 不收听[收听](某一广播)。 switch through 【电信】转接。
the act of changing one thing or position for another; "his switch on abortion cost him the election"
同义词:switching, shift,

a basketball maneuver; two defensive players shift assignments so that each guards the player usually guarded by the other

a flexible implement used as an instrument of punishment

control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit
同义词:electric switch, electrical switch,

railroad track having two movable rails and necessary connections; used to turn a train from one track to another or to store rolling stock

hairpiece consisting of a tress of false hair; used by women to give shape to a coiffure

an event in which one thing is substituted for another; "the replacement of lost blood by a transfusion of donor blood"
同义词:substitution, permutation, transposition, replacement,

reverse (a direction, attitude, or course of action)
同义词:interchange, tack, alternate, flip, flip-flop,

change over, change around, as to a new order or sequence
同义词:switch over, exchange,

make a shift in or exchange of; "First Joe led; then we switched"
同义词:change over, shift,

lay aside, abandon, or leave for another; "switch to a different brand of beer"; "She switched psychiatrists"; "The car changed lanes"
同义词:shift, change,

flog with or as if with a flexible rod

cause to go on or to be engaged or set in operation; "switch on the light"; "throw the lever"
同义词:throw, flip,

exchange or give (something) in exchange for
同义词:trade, swap, swop,

In electrical engineering, a switch is an electrical component that can break an electrical circuit, interrupting the current or diverting it from one conductor to another.

例句与用法

1.Weary mind had switched itself off .
疲劳不堪的脑子本身已经不管用了。

2.My life had switched onto the wrong track .
我的人生走上了错误的轨道。

3.Switch on the light at the wall-socket .
把电灯接通在墙上的电源插座上。

4.I switch off when he starts talking about cars .
他一谈起汽车我就厌烦。

5.Please switch off the lights when you leave .
出门时请随手关灯。

6.Streams are switched by solenoid valves .
流路靠电磁阀进行切换。

7.To do this we need a fast light switch .
为此我们需要有一个快速的光开关。

8.You switch the radio on by pressing this button .
按这个按钮就能开收音机。

9.Long lectures really switch me off .
我觉得冗长的演讲很烦人。

10.Do you mind if i switch the radio off ?
我可以关掉收音机吗?

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