all cats are grey in the dark

定义

这个短语的意思是在黑暗中，外表并不重要。

这句话出自本杰明·富兰克林。

例句

I really dont care if she is ugly. All cats are gray in the dark.

be in black and white

定义

写下来

示例

My conditions to accept the job were in black and white in the contract.

black and blue

定义

浑身淤青

示例

He was black and blue the day after the accident

black sheep

定义

家庭或团体中声名狼藉的成员，害群之马。

示例

They say hes the black sheep of the Bakers.

black-and-white

定义

当你对某些情况有一种过于简单化的看法，而实际上情况更为复杂时，你就会这么说。

例子

I think terrorism isnt a black-and-white issue.

feel blue

定义

感到悲伤。

示例

She felt blue after her divorce.

green light

定义

允许继续进行某事，如一个项目。

示例

As a result of the severe drought, the government has given the green light for importing cereals.

in the pink

定义

健康。

例子

He has been in the pink since he decided to go on a diet and exercise regularly.

out of the blue

定义

完全出乎意料的事。

例子

She sent him a letter, out of the blue, telling him that she was in love with another guy.

red handed

定义

在做了错事或违法的事情后被发现

例子

She was caught red-handed, stealing a ring.

red ink

定义

经济损失的委婉说法。

例子

There is too much red ink in the companys financial statement.

run a red light

定义

to run a red light这个短语是一个习语，意思是继续开车穿过十字路口，遇到红灯不停车。

例子

I was so late to work and to make matters worse I got a ticket for running a red light yesterday.