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英音 [ˈdʌbl] 美音 [ˈdʌbəl]

【中文释义】

adj. 双的;两倍的;两面派的;双人用的;

vt. 使加倍;把…对折;重复;

vi. 加倍，加倍努力;快步走;

adv. 两倍地;双重地;

n. 两倍;双精度型;

【英文释义】
Noun:

1. a base hit on which the batter stops safely at second base;

   "he hit a double to deep centerfield"
   

2. a stand-in for movie stars to perform dangerous stunts;

   "his first job in Hollywood was as a double for Clark Gable"
   

3. someone who closely resembles a famous person (especially an actor);

   "he could be Gingrich's double"
   "she's the very image of her mother"
   

4. a quantity that is twice as great as another;

   "36 is the double of 18"
   

5. raising the stakes in a card game by a factor of 2;

   "I decided his double was a bluff"
   

Adjective:

1. having more than one decidedly dissimilar aspects or qualities;

   "a double (or dual) role for an actor"
   "the office of a clergyman is twofold; public preaching and private influence"
   "every episode has its double and treble meaning"
   

2. consisting of or involving two parts or components usually in pairs;

   "an egg with a double yolk"
   "a double (binary) star"
   "double doors"
   "dual controls for pilot and copilot"
   "duple (or double) time consists of two (or a multiple of two) beats to a measure"
   

3. twice as great or many;

   "ate a double portion"
   "the dose is doubled"
   "a twofold increase"
   

4. used of flowers having more than the usual number of petals in crowded or overlapping arrangements;

   "double chrysanthemums have many rows of petals and are usually spherical or hemispherical"
   

5. used of homologous chromosomes associated in pairs in synapsis

6. large enough for two;

   "a double bed"
   "a double room"
   

7. having two meanings with intent to deceive;

   "a sly double meaning"
   "spoke with forked tongue"
   

Adverb:

1. downward and forward;

   "he was bent double with pain"
   

2. two together;

   "some people sleep better double"
   

3. to double the degree;

   "she was doubly rewarded"
   "his eyes were double bright"
   

Verb:

1. increase twofold;

   "The population doubled within 50 years"
   

2. hit a two-base hit

3. bend over or curl up, usually with laughter or pain;

   "He doubled and vomited violently"
   

4. do double duty; serve two purposes or have two functions;

   "She doubles as his wife and secretary"
   

5. bridge: make a demand for (a card or suit)

6. make or do or perform again;

   "He could never replicate his brilliant performance of the magic trick"
   

【double相关词】
doubler n. 加倍装置，大碗;
doublespeak n. 胡扯;欺人之谈;故弄玄虚的言词;
doublet n. 紧身上衣，成对的东西;
doublethink n. 思想矛盾;
doubleton n. 双张（指所发13张牌中某一花色仅两张的牌），双张中的一张牌;
doubletree n. （用双马拉车等时使用的）双驾横木;
doubleword [计]双字;
redouble vt.& vi. 进一步加强，大大增加; vi. 再加倍，翻两番;
undouble v. （使）不再对折;（使）展开;（使）不再握紧;（使）松开;

【double相关词条】
double or quits double 要么加倍付钱，要么全部勾销;
double or nothing double 要么加倍付钱，要么全部勾销;
double dog 双制动爪;
double plate 双夹板;
double scale 双刻度，二重标度;
double goniometer 双向测向计，双向测角计;
double image 重像，双像，回波图像;重影;
double circulation 双重循环;
double cyclone 双级旋风分离器;
double staining 双重着色;
double ratio 交比;
double double radio source 双双射电源;
double helical double helix 双螺旋形的双螺旋;
double-double effect 双偶效应;
double-pole double-throw [化] 双刀双掷，双刀双掷开关;
double-double iron shect 叠轧铁板;
double double iron 八叠板;
double Tiron 工字铁;
double profile 重复断面（即河川横断面两个以上阶段为二重断面）;
double fracture 两处骨折，双骨折;
double malformation 重复畸形;
double samara [医]双翅果;