a big mouth 多嘴者 多话的人 守不住秘密的人

if you have a big mouth, you talk too much, especially about things that should be secret

Helen's got such a big mouth - the news'll be all over the town by tonight.

I knew I shouldn't have mentioned the letter. Oh dear, me and my big mouth!



a big gun

大人物,有权势的人

an important or powerful person in a group or organization

She's a big gun in city politics.



a big girl's blouse (British & Australian humorous)

解释:形容男孩或男人有些女子气,尤其是他们害怕的时候

a man or a boy who behaves in a way which other men think is how a woman would behave, especially if they show they are frightened of something

Come on you big girl's blouse, drink up and I'll get you another pint.



a belly laugh:捧腹大笑

a loud laugh which cannot be controlled

It's not often you hear the kind of jokes that give you a real belly laugh.



baptism of fire

解释:初次经历,通常是不容易的

a first experience of something, usually something difficult or unpleasant.

My son's just had his first visit to the dentist. He stood up to this baptism of fire very well.

Mary's had her baptism of fire as a teacher. She was assigned to the worst class in the school.



banker's hours

解释:短暂的上班或工作时间;(如银行所实行的)银行短工作时(美英银行每日工作五六个小时)

short work hours: 10:00 A.M. to 3:00 P.M.

When did you start keeping banker's hours?

There aren't many bankers who keep banker's hours these days.



bank on something

1.依靠,依赖;信赖;指望;把希望建筑在...上

You can bank on him to hand you a reasonable bill for your services.

你可以相信他会给你合理的服务费.　

Don't bank on your friends to help you out of trouble.

不要指望你的朋友来帮你摆脱困境.

2.发现…可靠

to be so sure of something that one can trust it as one might trust a bank with one's money.

I will be there on time. You can bank on it.

我会准时到的,放心吧.

This brake can't be banked on if we have to pull up suddenly.

如果我们必须紧急停车,这个刹车是不可靠的.



bang someone up

解释:击败;攻击;弄伤
to beat someone up; to assault someone; to damage someone.

The crooks banged him up a little bit.

The crash banged up the passengers in the car.

She banged herself up badly.

bang something up

解释:撞坏,毁坏,损坏

to crash or wreck something; to damage something.

Don't bang my best skillet up!

Who banged up my best skillet?



bang/beat the drum

解释:极力宣传, 鼓吹
to speak eagerly about something that you support (often + for )

Once again she was banging the drum for pre-school nurseries.

The opposition parties are always beating the environmental drum.



bang on (或upon)[口语]

1. 正中目标;完全正确,完全符合要求;非常恰当;很好
例句: Your answers banged on.
你的回答完全正确.

2. 猛击;砰然重击
例句: He banged on the door until she let him in.
他砰砰打门,一直到她开门让他进去为止.

3. [英国口语]喋喋不休地谈到,把...老挂在嘴上,没完没了地重复某事,唠叨不停:
例句: He's banging on about his trip to America all morning.
整个上午他喋喋不休地谈他的美国之行.

4. 撞上,碰着;
例句: She banged her head on the low ceiling.
她的头砰地撞在低矮的天花板上.


bang into

1. 撞上,撞着,碰撞
例句: He banged the bicycle into a street light and damaged it.
他骑自行车撞上了街灯,把车损坏了.

2. [口语]偶然遇见,巧遇(某人)
例句: I didn't expect to bang into her again.
我没料到又遇见她.

3. 灌输;灌进
例句: The teacher tried to bang grammar into the heads of his students.
教员企图向学生们灌输语法知识.