They can be used to change uranium into plutonium.
The witch changed him into a frog.
You can expect to pay the bank a fee of around 1% to 2% every time you change money.
I'd like to change £50.
I have to change some pounds into dollars.
If you travel frequently, find an agency that will change one foreign currency directly into another.
You have to change trains in Paris.
At Glasgow I changed trains for Greenock.
You could change buses at the crossroads.
The driver tried to change gear, then swerved.
You can't change human nature.
This changed the direction of U.S. foreign policy.
They should change the law to make it illegal to own replica weapons.
Trees are changing colour earlier than last year.
I'll just have a wash and change my shirt.
How long is it since you changed your socks?
I'm going to change my shoes.
You'll have to get changed in a hurry, we're due out again in ten minutes.
I've got to get changed first. I've got to put my uniform on.
She fed the baby some milk and changed its nappy.
She criticizes me for the way I feed or change him.
He needs his nappy changed.
It was his doctor who advised him to change his job.
If you want to change your doctor there are two ways of doing it.
I changed the bulb.
After changing the bed, I would fall asleep quickly.
I changed the sheets on your bed today.
Can I change this sweater? It's too small.
I took the saucepan back and changed it for a smaller one.
vi. change hands：换手；易受
The property has changed hands several times over the last 50 years.
Has any money changed hands yet?
vi. change your mind：改变主意
You'd better take him up on the offer quickly, before he changes his mind.
Lucy seems to have changed her mind about Terry. She used to think he was awful.
vi. change your tune：改变态度（或语气）
She soon changed her tune when she found out how much it would cost.
Government ministers are now changing their tune and extolling the virtues of saving for the future.
We were turned off the train at Hanover, where we had to change.
This is Swindon. change here for trains to Gloucester and Cheltenham.
Do I have to change?
We don't change for dinner.
She's changing to go out.
She changed into an old skirt.
Little has changed since then.
The town has changed a lot.
A changing world has put pressures on the corporation.
You've changed since I saw you last.
She came back from her time overseas a changed woman.
The lights changed to green.
In the union office, the mood gradually changed from resignation to rage.
He changed from voting against to abstaining.
He changes into a maniac when he gets behind the steering wheel.
She has now changed into a happy, self-confident woman.
n. a change of air：换个环境
I'm taking her to the seaside. The doctor thinks a change of air may do her good.
n. a change of heart：看法（或观念等）改变
Her parents had a change of heart and decided to let her go after all.
A change of heart on the part of the organizers led to the reinstatement of the under-fifteen category.
n. for a change：为了改变一下；换换口味
Now let me ask you a question, for a change.
Let's play tennis for a change.
They were glad to leave their cars parked and walk for a change.
n. get no change out of sb：从某人处探听不出消息
The journalist then approached Mary, but he got no change out of her either.
n. ring the changes：变换花样；改变做法
It won't hurt to ring the changes a little after five years.
We try to ring the changes in the way we allocate tasks so that people don't get bored.
What is needed is a change of attitude on the part of architects.
I think I've noticed a change of tone in official pronouncements on the subject.
There's been a change of plan.
The ambassador appealed for a change in U.S. policy.
Let me know if there is any change in the situation.
You're going to have to make some basic changes to your lifestyle if you want to live to a decent age.
We shall have to make radical changes to the way we elect our leaders.
Morris handed Hooper his change.
He gave me a $5 bill as change.
I handed the driver a five-pound note and told him to keep the change.
n. 换开的钱；兑换的钱；参见：small change
The courier had change for a £20 note.
The man in the store won't give him change for the phone unless he buys something.
Could you give me change of a fiver?
Can you make change for a $50 bill?
I dislike change of any kind.
In Zimbabwe political change is on its way.
the change from winter to spring
It is a refreshing change for her to meet a woman boss.
I'm bored with my present job, I want a change.
It would make a very pleasant change if they invited us to dinner.
Take grandma with you when you go shopping, it'll make a nice change for her.
It makes a change from our normal routine.
What this country really needs is a change of government.
A change of leadership alone will not be enough.
He stuffed a bag with a few changes of clothing.
Thieves ransacked the office, taking a sack of loose change.
I came out without any change.
Simon has a pocketful of change.
vi. change colour：脸色发白；脸红
vi. change face：正倒镜施测
vi. change front：变换正面；改变态度（或观点等）
n. the change；= change of life