switch
[NOUN, VERB]
switches
1. [C 可数名词] 开关
A switch is a small control for an electrical device which you use to turn the device on or off.
双语例句
例：Leona put some detergent into the dishwasher, shut the door, and pressed the switch.
利昂娜在洗碗机里放了些清洁剂，关上门，然后按下开关。
2. [C 可数名词] 转变
A switch is a change to something different.
双语例句
例：The spokesman implicitly condemned the United States policy switch.
这位发言人含蓄地谴责了美国政策上的转变。
NOUN. 名词
switch off
1. [PHRASAL 短语] 用开关关闭
If you switch off a light or other electrical device, you stop it working by operating a switch.
近义词
turn off
双语例句
例：She switched off the coffee machine.
她关掉了咖啡机。
2. [PHRASAL 短语] 不再注意 , 不再担忧
If you switch off, you stop paying attention or stop thinking or worrying about something.
双语例句
例：Thankfully, I've learned to switch off and let it go over my head.
谢天谢地，我已经学会了释怀，并将烦恼抛之脑后。
switch on
1. [PHRASAL 短语] 用开关开启
If you switch on a light or other electrical device, you make it start working by operating a switch.
近义词
turn on
双语例句
例：She emptied both their mugs and switched on the electric kettle.
她倒空了他们俩的杯子，然后打开了电水壶。
switch over
1. [PHRASAL 短语] 转变（同）switch）
Switch over means the same as switch.
双语例句
例：The country will switch over to the new currency next year.
该国明年将启用新货币。
PHRASAL VERB. 短语动词
switches , switching , switched
1. [I 不及物动词] 转向
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.
近义词
双语例句
例：Estonia is switching to a market economy.
爱沙尼亚正在向市场经济转变。
例：The law would encourage companies to switch from coal to cleaner fuels.
法律会鼓励各公司从用煤转向使用更清洁的燃料。
2. [I 不及物动词] 转移（注意力）
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.
双语例句
例：My mother's interest had switched to my health.
母亲转而关心起我的健康来。
3. [T 及物动词] 调换
If you switch two things, you replace one with the other.
近义词
双语例句
例：In half an hour, they'd switched the tags on every cable.
他们用了半个小时内就给每根电缆换好了标签。
VERB. 动词
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