having or made of two things or parts that are equal or similar双的；成双的；成对的
double doors双扇门
a double-page advertisement双页广告
‘Otter’ is spelt with a double t.otter 一词中有两个 t。
My extension is two four double 0 (2400).我的分机号是 2400。
a high-profile double murder case 备受瞩目的双重谋杀案
Olympic double gold medallist Mo Farah奥运会双金牌得主莫·法拉赫
for two people
enlarge image
made for two people or things供两者用的；双人的
a double bed/room双人床；双人房间
a double garage 停放两辆车的车房
Which Word? double / dualdouble / dualThese adjectives are frequently used with the following nouns:
double ~
dual ~
bed
purpose
doors
function
figures
role
standards
approach
thickness
citizenship
Dual describes something that has two parts, uses or aspects.
Double can be used with a similar meaning, but when it is used to describe something that has two parts, the two parts are usually the same or very similar.
Double, but not dual, can describe something that is made for two people or things, or is twice as big as usual.
comparesingle
combining two things
combining two things or qualities双重的
a double meaning/purpose/aim 双重意义／目的／目标
It has the double advantage of being both easy and cheap.它具有既方便又便宜的双重优点。
Word OriginMiddle English: via Old French from Latin duplus, from duo ‘two’ The verb is from Old French dobler, from late Latin duplare, from duplus.
Idioms
do/pull/serve double duty (as something)
to perform two roles or functions at the same time侍奉二主（同时支持两个敌对的党派）；徘徊于两种对立原则之间
This device can pull double duty as a decent laptop and an adequate tablet.该设备可以作为一台不错的笔记本电脑和一台足够的平板电脑发挥双重作用。
She deserves credit for serving double duty as a host and performer.她作为主持人和表演者的双重职责值得赞扬。
dou·ble
determiner
/ˈdʌbl/
/ˈdʌbl/
twice as much/many
twice as much or as many as两倍的；双倍的
His income is double hers.他的收入是她的两倍。
He earns double what she does.他挣的钱是她的两倍。
We need double the amount we already have.我们需要现有数量的两倍。
Word OriginMiddle English: via Old French from Latin duplus, from duo ‘two’ The verb is from Old French dobler, from late Latin duplare, from duplus.
dou·ble
pronoun
/ˈdʌbl/
/ˈdʌbl/
twice as much/many
a number or amount that is twice as much or as many as another number or amount双倍；两倍
He gets paid double for doing the same job I do.他与我做同样的工作，但报酬却比我多一倍。
The airline announced it would start charging double for people who couldn't fit in a single seat 该航空公司宣布将开始对无法坐在一个座位上的乘客收取双倍费用
Topics Maths and measurementa2
Word OriginMiddle English: via Old French from Latin duplus, from duo ‘two’ The verb is from Old French dobler, from late Latin duplare, from duplus.
dou·ble
verb
/ˈdʌbl/
/ˈdʌbl/
Verb Forms
present simple I / you / we / they double
/ˈdʌbl/
/ˈdʌbl/
he / she / it doubles
/ˈdʌblz/
/ˈdʌblz/
past simple doubled
/ˈdʌbld/
/ˈdʌbld/
past participle doubled
/ˈdʌbld/
/ˈdʌbld/
-ing form doubling
/ˈdʌblɪŋ/
/ˈdʌblɪŋ/
Phrasal Verbs
become twice as much/many
[intransitive, transitive]to become, or make something become, twice as much or as many（使）加倍；是…的两倍
Membership almost doubled in two years.两年内会员数目几乎翻了一番。
double in somethingThe town has approximately doubled in size since 1960.自 1960 年以来，这个城镇的面积差不多扩大了一倍。
The material I was buying suddenly doubled in price. 我买的材料突然价格翻倍了。
double somethingThe firm has promised to double the number of women promoted to partner by 2025.该公司承诺到 2025 年将晋升为合伙人的女性人数增加一倍。
Double all the quantities in the recipe to make enough for eight people.把菜谱上的量都增加一倍以够八人用餐。
Extra Examples
The party almost doubled its share of the vote to 21%.该党所得的选票几乎增加了一倍，达到 21% 。
The price of houses has nearly doubled in the last ten years.在过去 10 年里，房价几乎涨了一倍。
This percentage could easily double.这个百分比很容易翻一番。
Topics Maths and measurementa2
Oxford Collocations Dictionaryadverb
more than
almost
nearly
…
preposition
in
to
fold
[transitive]double something (over)to bend or fold something so that there are two layers把…对折；折叠
She doubled the blanket and put it under his head.她把毯子对折起来放到他的头下面。
in baseball
[intransitive]to hit the ball far enough for you to get to second base击出二垒安打
He doubled to left field.他将球击向左外场而跑上了二垒。
Word OriginMiddle English: via Old French from Latin duplus, from duo ‘two’ The verb is from Old French dobler, from late Latin duplare, from duplus.
dou·ble
adverb
/ˈdʌbl/
/ˈdʌbl/
in two parts
in twos or in two parts双双地；成对地
I thought I was seeing double(= seeing two of something).我以为我是看到重影了。
Fold the blanket double.把毯子对折起来。
I had to bend double to get under the table.我必须弓着身子才能钻到桌子底下。
twice as much
at twice the amount; to twice the extent双倍；加倍
You have to be careful, and this counts double for people with children.你必须小心，这对于有孩子的人来说尤为重要。
Word OriginMiddle English: via Old French from Latin duplus, from duo ‘two’ The verb is from Old French dobler, from late Latin duplare, from duplus.
dou·ble
noun
/ˈdʌbl/
/ˈdʌbl/
Idioms
person/thing
[countable]a person or thing that looks exactly like another酷似的人；极相似的对应物
She's the double of her mother.她和她母亲长得一模一样。
[countable]an actor who replaces another actor in a film to do dangerous or other special things（电影中的）替身演员see alsobody doubleTopics Film and theatreb2
bedroom
[countable]
(also double room)
a bedroom for two people双人房间
Is that a single or a double you want?你要的是单人房间还是双人房间？
comparesingleTopics Holidaysb1
alcoholic drink
[countable]a glass of strong alcoholic drink containing twice the usual amount一杯双份的烈酒
Two Scotches, please—and make those doubles, will you?请来两杯苏格兰威士忌，两杯都要双份的，好吗？
in sport
doubles
[uncountable + singular or plural verb]a game, especially of tennis, in which one pair plays another双打（尤指网球）
mixed doubles (= in which each pair consists of a man and a woman)混合双打
comparesinglesTopics Sports: ball and racket sportsc1
the double
[singular]the fact of winning two important competitions or beating the same player or team twice, in the same season or year（在同一赛季或年份）两场大赛获胜，两次打败同一对手
She’s going for the double this year—the Olympics and the World Championship.今年她要争取奥林匹克赛和世界杯冠军赛的双料冠军。
Word OriginMiddle English: via Old French from Latin duplus, from duo ‘two’ The verb is from Old French dobler, from late Latin duplare, from duplus.
Idioms
at the double(British English)
(North American Englishon the double)
(informal)quickly; hurrying迅速地；尽快地；赶紧
double or quits(British English)
(North American Englishdouble or nothing)
(in gambling)a risk in which you could win twice the amount you pay, or you could lose all your money要么赢双倍，要么输得精光
enlarge imagemade for two people or things