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back   [bæk]
背部(reverse),后面(end )
adj
后面的,過(guò)去的
adv
向后,在后面,返回到(以前)
v
資助 支持(support),后退(go backwards)
lay on one’s back    躺著
turn one’s back on   避開(kāi),不理睬 
go back to ……    回到原來(lái)的狀況,回到原處
go back on one’s word  違背諾言
go back home 回家
back and forth 往返,來(lái)回
back up 支持
e.g. one cannot put back the clock.
background   ['bækgraund]
n
背景 context (個(gè)人出身,受教育的)經(jīng)歷experience
e.g. he stayed in the background(在背后,在幕后) to escape(逃脫) from the public attention.(公眾的注意)
 
 
balance   ['bæləns]
n
1.均衡,平衡
2.稱,天平
v
1.使保持平衡
2.收支相抵
keep balance    保持平衡
lost balance     失去平衡
in balance       平衡,總而言之
on balance       總的來(lái)說(shuō),總的來(lái)看  
be off balance   不穩(wěn)
e.g. the girl lost her balance and fell off(跌到,摔落) the balance beam.(平衡木)
 
 
ban   [bæn]
n
1.禁止prohibition
2.取締 a ban of smoking 禁止吸煙 
v
banned banned banning
1.禁止 forbid stop
2.取締 ban smoking
lay /put a ban on……   禁止某事
lift/remove the ban (on)   對(duì)……解禁
place……under ban    對(duì)……加以禁止
e.g. they laid a ban on smoking in theatre.(電影院)
 
band   [bænd]
n
1.帶子 tape
2.一伙 group
3.樂(lè)隊(duì)
4.頻道,波段 channel
a band of …… 一伙人
e.g. the band played a lively活潑的 tune.曲調(diào)
 
bang   [bæŋ]
v
1.猛敲,
2.砰地把(門,蓋)關(guān)上
3.發(fā)出砰的響聲
adv
1.砰地
2.突然地,驀然地
n
1.重?fù)?/span>
2.巨響(砰砰的聲音)
e.g. the door shut(關(guān)) with a bang .
 
 
bank   [bæŋk]
n
1.銀行,庫(kù)
2.堤,岸 banker n 銀行家,銀行工作人員
e.g. he has a good job in a bank.
 
 
bar   [bɑ:]
n
1.酒吧
2.橫木
3.條形碼 bare code
v.barred barred barring
1.禁止 forbid
2.阻擋,妨礙 prevent
behind bars   在監(jiān)獄服刑
bar sb from doing sth   阻止某人做某事
e.g. there are several bars in the hotel.
 
 
bare    [bɛə]
adj
1.赤裸的 bald uncovered
2.空的 empty
3.僅有的 bare land 不毛之地
e.g. the room is bare of furniture.(家具)
 
 
base   [beis]
n
1.基礎(chǔ) basic
2.底部 bottom
3.基地
v
以……為根據(jù) 常與on ,upon 連用
be based on /upon    基于,根據(jù)
e.g. family (家庭)is a base unit(單位) of world.(社會(huì))
basic   ['beisik]
adj
基本的,根本的,首要的
basically   ['beisikəli]
adv
基本上地   根本地
e.g. the result(結(jié)果) basically is satisfied.(滿意的)

battle   ['bætl]
n
1.戰(zhàn)役(規(guī)模較大的)
2.戰(zhàn)斗 fight war
v
戰(zhàn)斗,作戰(zhàn) fight
e.g. the battle ended(結(jié)束) in a victory.(勝利)
 
 
be   [bi:]
v1.是;2.存在
用法:
1.與動(dòng)詞的現(xiàn)在分詞連用,構(gòu)成各種進(jìn)行時(shí)態(tài)。
e.g. i am writing. 我正在寫(xiě)字
2.與及物動(dòng)詞的過(guò)去分詞連用,構(gòu)車被動(dòng)語(yǔ)態(tài)。
e.g. the theater was built in 1980. 電影院始建于1980年。
3.與動(dòng)詞不定式連用,表示指責(zé),義務(wù),意圖,約定等。
e.g. we are to go on our football match. 明天我們的足球賽繼續(xù)進(jìn)行。
4.與不及物動(dòng)詞come, go 等的過(guò)去分詞連用,構(gòu)成完成體。
e.g. he is gone.(he has gone ) 他已經(jīng)走了
5.用于be和were 形式時(shí)表示虛擬語(yǔ)氣。
e.g. if i were you ……   如果我是你的話……
 
 
beach   [bi:tʃ]
n
海灘,海濱 coast
e.g. he went down to the beach for a swim.
 
 
bear   [bɛə]
n
1.
2.粗魯?shù)娜?/span>
v
bore borne bearing
1.忍受 tolerate stand
2.負(fù)擔(dān),承擔(dān) support
3.生育 (孩子)give birth to
4.生產(chǎn)(農(nóng)作物,水果)produce yield
bear a hand /part in   參加……
bear in mind   牢記心中
bear on   對(duì)……施加影響
bear up   支持,擁護(hù),打起精神
bear to   移向; ...移
e.g. the ice is too thin to bear your weight.冰太薄了,承受不住你們的重量
 
 
beat   [bi:t]
v
1.打,敲 pound strike
2.擊敗 defeat conquer
3.(心臟等)跳動(dòng)
beat against/on……   打在……上
beat about the bush  旁敲側(cè)擊
beat……down   打倒,殺價(jià);使……沮喪     
beat up     拳打腳踢地攻擊
beat a record  打破記錄
 
 
beauty   ['bju:ti]
n
美麗,美人 美的事物
the beauty of nature 大自然的美
e.g. we enjoyed(欣賞) the beauty of nature.
 
beautiful   ['bju:təfəl]
adj
美麗的,漂亮的
pretty ,good-looking ,lovely ,splendid
e.g. i hear it's a beautiful place.
 
 
because   [bi'kɔ:z]
conj
因?yàn)?span> because of ……due to ……owing to ……thanks to 因?yàn)?/span>
e.g. they hurried on because it(天色) was getting dark.(變暗)
 
 
become   [bi'kʌm]
v
became ,become ,becoming
1.變?yōu)?span> get
2.成為  
become accustomed to ……    對(duì)……變得習(xí)以為常
become aware of……          知道……
become excited at/by /over   因……而激動(dòng)
become involved in           卷入……陷入……
e.g. the weather became warmer.
 
begin   [bi'gin]
v
began begun beginning 開(kāi)始,著手,start set out
begin to do sth    開(kāi)始做某事
begin doing        開(kāi)始做某事
to begin with      首先,第一點(diǎn)
begin with     以……開(kāi)始、開(kāi)頭
e.g. when did you begin to drink?
 
 
beginning   [bi'giniŋ]
n
開(kāi)始 start 開(kāi)頭部分
at the beginning     從一開(kāi)始
at the beginning of  在……初
from beginning to end (from first to last ) 從頭到尾
in the beginning   當(dāng)初,開(kāi)始時(shí)
e.g. i've read the book from beginning to end.
 
 
behavior   [bi'heivjə]
n
1.行為,表現(xiàn) conduct ,performance
2. (機(jī)器等)運(yùn)轉(zhuǎn) operation
e.g. i could not bear that behavior.
 
 
belief   [bi'li:f]
n
相信trust,信念faith 信仰
have a strong belief in sth   虔誠(chéng)地信仰……
beyond belief    令人難以置信
e.g. he has lost his belief 失去信仰in god.