英音 [ˈdʌbl] 美音 [ˈdʌbəl]
"he hit a double to deep centerfield"
"his first job in Hollywood was as a double for Clark Gable"
"he could be Gingrich's double"
"she's the very image of her mother"
"36 is the double of 18"
"I decided his double was a bluff"
"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"
"an egg with a double yolk"
"a double (binary) star"
"dual controls for pilot and copilot"
"duple (or double) time consists of two (or a multiple of two) beats to a measure"
"ate a double portion"
"the dose is doubled"
"a twofold increase"
"double chrysanthemums have many rows of petals and are usually spherical or hemispherical"
"a double bed"
"a double room"
"a sly double meaning"
"spoke with forked tongue"
"he was bent double with pain"
"some people sleep better double"
"she was doubly rewarded"
"his eyes were double bright"
"The population doubled within 50 years"
"He doubled and vomited violently"
"She doubles as his wife and secretary"
"He could never replicate his brilliant performance of the magic trick"
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;
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 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;