361——375
stab someone in the back背后捅刀子look at his way of dancing attendance on the boss. he’ll stab you in the back if he gets a chance.
turn one’s back on someone不理睬某人jim comes from a poor family and he is often short of money for lunch. nobody in his class turns his back on him. they take lunch from home for him in turn.
turn one’s back on something放弃某事if you want to make big achievements, you must turn your back on the attitude of short-term successes and quick profits.
go from bad to worse越来越坏my eyesight has gone from bad to worse since i wore the contact lens.
bail someone out把某人从困境中解救出来come to ball me out. the salesman refused to go unless i buy his product.
climb on the bandwagon赶浪头，看风使舵those guys are good at climbing on the bandwagon. they used to be my political enemies. but now they come to support me simply because i have been nominated for the presidency.
the bane of one’s existence讨债鬼his son is a big trouble-maker. thy boy was really the bane of his existence.
one’s bark is worse than his bite刀子嘴，豆腐心professor wang is a well-known strict teacher. he gives a lot of requirements before he delivers lectures. but soon the students learn that his bark is worse than his bite.
scrape the bottom of the barrel讨些剩饭吃it was too late when i rushed to the department store for a christmas girl. i had to scrape the bottom of the barrel and finally got a shabby doll.
be half the battle等于胜了一半to show the opponents our capabilities is half the battle.
keep somebody at bay不让对方靠近，强制住某人acupuncture can not cure you, but it can keep the disease at bay.
be off the beam走歪门邪道，步入歧途some teenagers are off the beam and become juvenile delinquents society should give them a chance to correct.
a bean pole细高个儿your son has grown into a bean pole. you should encourage him to do more physical exercises.
get one’s bearings知道自己的方位（地理位置和人生方向）when i got out of the tube, it took me several minutes to get my bearings.
no bed of roses生活不轻松it is admitted to tell you that in america, there are more material comforts, but life there is no bed of roses.
376——390
have a bee in one’s bonnet鬼迷心窍that old lady has a bee in her bonnet about learning to drive at the age of sixty.
beef发牢骚why doesn’t herry get lessons from it? last time, he beefed about the malfunction of the air-conditioning, and he didn’t get bonus that month. now he is beefing something again.
make a beeline for…朝着……一直走下去in summer, whenever i get home, i make a beeline for the refrigerator to get iced coke.
beggars can’t be choosers讨饭者不能挑肥拣瘦i know beggars can’t be choosers, but can you give me 5 yuan more per hour?
bellyache满腹牢骚don’t bellyache about our working environment. you know we can’t afford to renovate it.
hit below the belt卑鄙，暗箭中伤never do business with him. he likes to hit below the belt.
tighten one’s belt勒紧裤带1998 was not a good year for hotel business. some big and expensive hotels had to tighten their belts.
give someone a wide berth回避，敬而远之everybody gives him a wide berth because she is too nosy.
bill and coo谈情说爱when will you two stop billing and cooling in that corner? come and do some barbecuing.
fill the bill凑合i really need a white blouse, but this light gray one will fill the bill.
foot the bill付款a: how can i bring such a big refrigerator back home? b: don’t worry, madam. our store is responsible for sending it home for you and we’ll foot the bill for delivery.
a bird in hand is worth two in the bush.双鸟在林不如一鸟在手you have been out of job for a year. why didn’t you accept his offer? it’s true that the pay is not good and you have to work longer hours, but a bird in hand is worth two in the bush.
the early bird catches the worm.捷足先登a: how could you get the ticket for the concert? it is said that all tickets were sold out in the first day. b: well. i went to queue the very first day. don’t you know that the early bird catches the worn?
eat like a bird饭量很小a: why are you eating like a bird these days? b: i’m on a diet.
the birds and the bees性知识it is often argued when children should be taught the birds and bees.
391——405
be for the birds极其无聊，俗不可耐that man is for the bird. he always says he will write an autobiography, but i never see him write anything.
bite off more than one can chew力不从心if you choose too many courses to take, you are biting off more than you can chew.
in black and white白纸黑字we won’t pay you money until we see the contract in black and white.
draw a blank落空he had expected to get a fortune from his uncle’s will, but he drew a blank.
a wet blanket令人扫兴的人或物he is such a wet blanket. it seems that he is always with words to argue with others.
a blessing in disguise因祸得福you lost the game, but it may be a blessing in disguise. you’ll know what your problem is.
be on the blink发生故障my vcd is on the blink. i can only get should but no pictures.
bad blood消除不掉的恶感the two families have had blood for many years.
get in one’s blood上瘾it seems that playing shadow-boxing has got in the old man’s blood.
make someone’s blood boil使人大为恼火their killing of wild animals without control made my blood boil.
make someone’s blood run cold令人毛骨悚然the footsteps after me in the dark lane made my blood run cold.
a late bloomer大器晚成no one has expected him to be a late bloomer. the past mischievous boy has become a stock agent.
blow something使某事化为泡影he blew the whole plan by telling it to the other company.
sing the blues心情低落she is always singing the blues about having too little money to buy cosmetic.
be in the same boat处境相同a: i really can’t make both ends meet every month. the rent itself takes up one-third of my salary. b: what can you complain about? we’re in the same boat.
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