Cost an arm and a leg極其昂貴

　　To be very expensive

　　Example:I love that fur coat. However, I don't think I'm going to buyit because it costs an arm and a leg.

　　A bad egg缺乏道德的人

　　Somebody who has no moral principles and should be avoided

　　Example:You mustn't lend Tim money, he's a bad egg. You'll never seehim or your money again!

　　Be in the air將要發(fā)生的事情

　　The feeling or idea that something new is about to happen or isgoing to change

　　Example:From the arguments going on at the meeting, it seems that achange in policy is in the air.

　　Clear the air消除誤會(huì)

　　To settle a dispute and restore good relations

　　Example:We had a meeting with the workers, and I think we've clearedthe air now.

　　In the Bag穩(wěn)操勝券

　　Said of an achievement which is secure

　　Example:We have the deal in the bag. The client came in this morningto sign the agreement.

　　In the balance未知的，不可預(yù)測(cè)的

　　Said when the outcome of a situation is unknown or unpredictable

　　Example:His career as a pilot is in the balance, as his eyesight doesnot seem good enough.

　　Drive a hard bargain極力討價(jià)還價(jià)

　　To have the negotiating strength and skills to get the mostadvantageous price and conditions

　　Example:Amanda is negotiating the best price from the suppliers. Shedrives a hard bargain.

　　Ring a bell看上去或聽(tīng)起來(lái)非常熟悉

　　To look, sound or seem familiar

　　Example:That face rings a bell, where have I seen him before?

　　Tighten one's belt節(jié)衣縮食

　　To cut down on spending because there is less income than before

　　Example:Now you are out of work, you'll have to tighten your belt andgive up buying new clothes and going out so often.

　　Kill two birds with one stone一石二鳥(niǎo)

　　To complete two tasks together, with less effort than doing themseparately

　　Example:Since I'd gone to the store to buy some bread, I thought ofkilling two birds with one stone and invited Mr. Biggs to the party.

　　Be in a black mood情緒極差

　　To be so negative about everything that it is impossible foranyone to reason with him/her

　　Example:My father has been in a black mood for days, we dare not sayanything to him.

　　New blood新成員

　　New people brought into an organization to introduce different andoriginal ideas

　　Example: It was decided to bring new blood into the school by employingteachers with the latest training.

　　Feeling blue感到無(wú)精打采

　　Feeling sad or depressed

　　Example: She's feeling blue, because the man she loves is far away.

　　Get to the bottom of something弄清真相

　　To find out the truth about something

　　Example: I'm trying to get to the bottom of why David left without sayinggoodbye.

　　A piece of cake輕松的事

　　Something which is very easy to do

　　Example: Here…let me put the batteries in for you. It's a piece of cake.

　　Pay a call拜訪

　　To visit somebody

　　Example: As we're in this neighborhood, we might as well pay the Jacksons acall, we haven't seen them for ages.

　　By chance偶然，意外的

　　Unexpectedly; with no prior planning

　　Example: By chance, I bumped into my wife in the shopping mall.

　　Round the clock夜以繼日的

　　To do something continuously, without a break or pause

　　Example: The ambulance services worked round the clock hauling people trappedin the building to safety.

　　Keep one's cool保持冷靜

　　To stay calm in a difficult situation

　　Example: If the traffic is jamed, the only thing to do is keep your cool, orget out of the car and walk!

　　In a tight corner處于困境

　　In an extremely difficult situation

　　Example: Whenever I get into a tight corner, I try to rely on quick thinking toget out of it.

　　Keep in the dark隱瞞

　　To keep something secret

　　Example: We know my brother has a new girlfriend, but he's keeping her name inthe dark.

　　Fall on deaf ears不加理睬的，不聽(tīng)取

　　Not to take any notice of what is said

　　Example: The city council's order that garbage should be put in the bins fellon deaf ears; the sidewalks are still littered with trash!

　　Take things easy放輕松

　　To relax

　　Example: It's better for our health to take things easy than to worry aboutproblems all the time.

　　Eat like a horse吃得很多

　　To eat a lot; to have a very big appetite

　　Example: Fred eats like a horse. When I was a growing lad like him, I used toeat a lot, too.

　　Catch one's eye吸引某人注意

　　To attract somebody's attention

　　Example: A movement behind the curtain caught my eye – I thought it was aburglar and rushed out of the room!

　　Have an eye for something對(duì)某事(某物體)了解得非常清楚

　　To be very good at doing something, or have a great understandingof something.

　　Example: As a botanist, he has to describe and draw plants accurately, so hemust have an eye for detail.

　　Turn a blind eye熟視無(wú)睹

　　To ignore an action, even though one should do something about it

　　Example: Parents will spoil their children if they constantly turn a blind eyeto their bad behavior.

　　Keep an eye on照看，密切注視

　　To watch carefully; to look after

　　Example: Keep an eye on my purse – I'm just going to the bathroom.

　　Lose face丟臉

　　To have one's reputation spoiled; to be embarrassed

　　Example: The large drug houses have lost face, because smaller companies areselling similar products at a cheaper price!