change or exchange
"the replacement of lost blood by a transfusion of donor blood"
"his switch on abortion cost him the election"
"switch to a different brand of beer"
"She switched psychiatrists"
"The car changed lanes"
"First Joe led; then we switched"
"switch on the light"
"throw the lever"
To cut off the heads of some nettles..with his switch.
出自： J. Austen
Nelly switched her little fish-cart downwards to St. Ronan's Well.
出自： Sir W. Scott
We heard him switching his boots as he passed along the street.
出自： R. M. Ballantyne
He switched off the light as there was no one in the room.
When the clock struck twelve,I switched off TV and went to bed.
Adden switched off the radio and started to concentrate on his homework.
Make sure the current is switched off at the mains before you leave on holiday.
你出去度假前一定要把总电源切断。 switch off
The students started to switch off after the first speech.
The lecture was so boring that I switched off very soon.
The boy often switches off in class so that he never gets good mark in exam.
那个男孩上课经常走神,所以从来没得过好成绩。 switch sb ⇔ off
The party was so dull that it switched him off.
Parties switched me on, but they seemed to switch her off.
聚会使我兴奋,但似乎使她扫兴。 switch sb ⇔ off
Switch that fellow off!
你可以毫无困难地从一个电路转换到另一个电路。 switch sth ⇔ over
The power machine will be switched over at midnight.
发电机午夜转换电流。 switch over
We switch over?I'd like to sit in the sun, too.
咱们换换位置好吗?我也想晒晒太阳。 switch sth ⇔ over
If you switch the words over, the sentence sounds better.
如果你把这几个词调换一下位置,这句子听起来就好多了。 switch over to sth
In 1971 Britain switched over to decimal money.
Many factories are switching over to a shorter working week.
We are switching over to a new technique next year.
我们将在明年改用一种新技术。 switch sth ⇔ over to sth
The chairman decided to switch the factory over to bicycle production.
If you switch the words round, the sentence sounds better.
We used to have coal fires, but now we have switched to gas.
I don't like this TV programme, let's switch to another one.
I would like now to switch to quite a different subject.
现在我想换一个完全不同的话题。 switch sb/sth to sb/sth
Don't hang up, please. I'll switch you to my boss.
He switched the control-lever to “off” position.
Let's switch the discussion to another topic.
They switched the discussion to an argument.
It is time to switch the talks to a different subject.
They switched the conversation to a less embarrassing subject.
She switched her support to the other candidate.