名詞 barrel:

1. a tube through which a bullet travels when a gun is fired
   同義詞：gun barrel
2. a cylindrical container that holds liquids
   同義詞：cask
3. a bulging cylindrical shape; hollow with flat ends
   同義詞：drum
4. the quantity that a barrel (of any size) will hold
   同義詞：barrelful
5. any of various units of capacity
   同義詞：bbl

動(dòng)詞 barrel:

1. put in barrels

1. Beer swilled around the bottom of the barrel.
   啤酒在桶底晃蕩。
2. The beer comes out of the barrel under pressure.
   啤酒受到壓力從桶中流出。
3. This barrel contains 50 litres.
   這個(gè)桶容量為50升。
4. He made a barrel with staves by himself.
   他自己用桶板做了一只桶。
5. He emptied out the water barrel to clear it of sediment.
   他把水桶倒空以清掉桶底的沉淀物。
6. The worker repaired the barrel with a hoop iron.
   這個(gè)工人用一個(gè)鐵箍修桶。
7. Tilt the barrel forward to empty it.
   把桶向前傾，倒出里面的東西。
8. He bought a barrel of beer.
   他買了一桶啤酒。

bar.rel

n.（名詞）
A large, cylindrical container, usually made of staves bound together with hoops, with a flat top and bottom of equal diameter.
桶：圓柱形大容器，常由桶板及周圍的鐵箍組成，平頂平底且直徑等同
The quantity that a barrel with a given or standard capacity will hold.
一桶之量：一只桶能裝的固定或標(biāo)準(zhǔn)量
Abbr. bar.,bbl,bbl.,bl.Any of various units of volume or capacity. In the U.S. Customary System it varies, as a liquid measure, from 3 to 42 gallons (20 to 59 liters) as established by law or usage.See table at measurement
縮寫 bar.,bbl,bbl.,bl.一桶液量之單位：許多體積或容量單位的任一個(gè)。在美國慣用系統(tǒng)中，它作為液體測量單位，數(shù)值在被法規(guī)或慣用法確立的數(shù)值3加侖到42加侖（20到59升）之間變動(dòng)參見 measurement
The cylindrical part or hollow shaft of any of various mechanisms, as:
圓筒：任何機(jī)械物的圓柱形部分或空的桿狀物，如：
The metal, cylindrical part of a firearm through which the bullet travels.
槍管：槍的圓柱形金屬部分，供子彈穿過
A cylinder that contains a movable piston.
活塞筒：裝有可移動(dòng)的活塞的圓柱狀物
The drum of a capstan.
滾筒：絞盤的圓筒狀物
The cylinder within the mechanism of a timepiece that contains the mainspring.
發(fā)條盒：一圓柱形物，內(nèi)裝含有主發(fā)條的表的零件
Informal A large quantity:
【非正式用語】 大量：
例句：
a barrel of fun.
非常有趣

Slang An act or an instance of moving rapidly, often recklessly, in a motor vehicle.
【俚語】 莽撞行駛：機(jī)動(dòng)車高速且常莽撞行駛的過程或例子
adj.（形容詞）
Likened to a barrel, as in shape:
桶狀的：象桶的，如在形狀上象桶的：
例句：
a barrel chest; barrel hips.
過于豐滿的胸部；大臀部

v.（動(dòng)詞）
bar.reled 或 bar.relled bar.rel.ing 或 bar.rel.ling bar.rels 或 bar.rels
v.tr.（及物動(dòng)詞）
To put or pack in a barrel.
裝進(jìn)桶里，放進(jìn)桶里
v.intr.Slang （不及物動(dòng)詞）【俚語】
To move at a high speed.
高速行駛

<習(xí)慣用語>on the barrel 或
on the barrelhead
Granting, giving, or requesting no credit:
以現(xiàn)金的，現(xiàn)付的：不承認(rèn)、不給或不要信用卡的：
例句：
paid cash on the barrel for the car.
付現(xiàn)金買了這輛車

over a barrel
In a very awkward position from which extrication is difficult:
困境：很難擺脫的艱難處境：
例句：
During the negotiations the opposing faction had us over a barrel.
在談判中，那個(gè)對抗的派別使我們一籌莫展

來源：
Middle English barel
中古英語 barel
from Old French baril
源自 古法語 baril