bar
a place where you can buy and drink alcoholic and other drinks
a long wide wooden surface where drinks, etc. are served
especially in compounds) a place in which a particular kind of food or drink is the main thing that is served
Something that impedes or prevents action or progress.See Synonyms at obstacle
n. 条，棒；酒吧；障碍
vt. 禁止；阻拦
prep. 除……外

短语:
behind bars 在监笼中；在牢笼里
at the bar 在法庭上，受制裁
bar none 毫无例外地

例句：
They barred her entrance to the theatre.
他们阻止她进剧场。
Hunters are barred from wildlife sanctuaries.
野生动物保护区内禁止狩猎。
The most reliable car on the market, bar none.
市场上最耐用的汽车，每辆都可靠，无一例外。

barrister 重音在前，我读的不好，大家见谅

词汇起源
This notion derives from the ancient practice of having in the inns of court a partition separating senior members from students, which barrier the students metaphorically passed when they qualified. The ending -ister was probably added on the analogy of such words as minister and chorister.

A lawyer admitted to plead at the bar in the superior courts.
n.律师：能出席高级法庭的律师

barrel
a large container, made of wood, metal or plastic, with a flat top and bottom and curved sides that make it fatter in the middle
the long part of a gun that is shaped like a tube
To move at a high speed
vt. 把……装入桶内
n. 桶；枪管，炮管

barrier
A structure, such as a fence, built to bar passage.
Something immaterial that obstructs or impedes: Intolerance is a barrier to understanding
Something that separates or holds apart.
A movable gate that keeps racehorses in line before the start of a race.
The palisades or fences enclosing the lists of a medieval tournament.
n. 障碍物，屏障；界线
vt. 把…关入栅栏

例句：
The police put up barriers to control the crowd.
警察设置障碍物,借以控制人群。
They soon overcame the language barrier.
不久他们便克服了语言上的障碍。

barrage
An artificial obstruction, such as a dam or irrigation channel, built in a watercourse to increase its depth or to divert its flow.
A heavy curtain of artillery fire directed in front of friendly troops to screen and protect them. A rapid, concentrated discharge of missiles, as from small arms.
An overwhelming, concentrated outpouring, as of words: a barrage of criticism.
To direct a barrage at
n. 弹幕；阻塞；齐射式攻击；[水利] 拦河坝
vt. 以密集炮火进攻
vi. 以密集火力阻击

debar
To exclude or shut out; bar.
To forbid, hinder, or prevent.
vt. 阻止；排除；防止

例句：
He debarred all those who are not members.
他不让任何一个非会员入场。
The drunken man was debarred from driving.
这个醉汉被禁止开车。

embargo
A government order prohibiting the movement of merchant ships into or out of its ports.
A prohibition by a government on certain or all trade with a foreign nation.
A prohibition; a ban: an embargo on criticism.
To impose an embargo on
vt. 禁止出入港口；禁止或限制贸易；征用或扣押
n. 禁令；禁止；封港令

例句：
The country has put an embargo on all imports.
该国对所有进口品实行禁运。

barricade
A structure set up across a route of access to obstruct the passage of an enemy.
Something that serves as an obstacle; a barrier. See Synonyms at bulwark.
To close off or block with a barricade.
To keep in or out by means of a barricade.
n. 街垒；路障；争论之处
vt. 设路障；阻碍

例句：
Everyone should be guarded by legal barricades.
人人都应受法律保障。
The boy barricaded the door to keep the stranger out.
男孩挡住门不让那个陌生人进去。

词源小故事

Piano 钢琴

据说世界上第一架钢琴是意大利造琴家Bartolomeo Christofori于1709年制造的。他认为这种乐器既可秦出轻盈柔和的曲调，又可表达慷慨激昂的内容。因此他用意大利语piano e forte命名了这种乐器，意思是“soft and loud”。后来这个词缩合成一个词pianofort，英语又把它简写为今天的形式。