| 复合形式: | 
3D,  3-D,  three-d nnoun: Refers to person, place, thing, quality, etc.  |  abbreviation (three dimensions) | 三维 
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3D,  3-D,  three-d adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."  |  abbreviation (film: stereoscopic) | 三维的  sān wéi de | 
AD,  A.D. advadverb: Describes a verb, adjective, adverb, or clause--for example, "come quickly," "very rare,"  "happening now," "fall down."  |  Latin, initialism (anno domini: year) | 公元  gōng yuán | 
|   | The Roman Emperor Domitian ruled Britain briefly in 271 AD. | 
|   | 公元271年,罗马皇帝图密善曾短暂统治英国。 | 
attention deficit disorder,  ADD,  A.D.D.,  ADHD nnoun: Refers to person, place, thing, quality, etc.  |  (condition: hyperactivity) | 注意力缺陷障碍  zhù yì lì quē xiàn zhàng ài | 
|   | It sometimes feels like all my students have attention deficit disorder! | 
CDC,  C.D.C. nnoun: Refers to person, place, thing, quality, etc.  |  initialism (Centers for Disease Control) | 疾病控制中心 
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|   |  (缩写) | 疾控中心 
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| chargé d'affaires nnoun: Refers to person, place, thing, quality, etc.  |  Gallicism (diplomatic official) | 代办 
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chef-d'oeuvre,  plural: chefs-d'oeuvre nnoun: Refers to person, place, thing, quality, etc.  |  French (masterpiece) | 代表作  dài biǎo zuò  | 
|   |   | 杰作  jié zuò  | 
continued,  cont'd adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."  |  written (continued below, on the next page) | 继续的  jì xù de  | 
| coup nnoun: Refers to person, place, thing, quality, etc.  |  Gallicism, abbreviation (coup d'état) | 政变  zhèng biàn | 
|   |   | 兵变  bīng biàn | 
|   | The opposition faction staged a coup, unseating the elected president. The general became dictator through a coup d'etat. | 
|   | 对立政党安排了一次虚假政变,把中选的总统拉下马。总司令通过一次兵变,成为了一位独裁者。 | 
coup d'etat,  coup d'état nnoun: Refers to person, place, thing, quality, etc.  |  (political coup, government overthrow) | 武力夺取政权  wǔ lì duó qǔ zhèng quán | 
|   |   | 政变  zhèng biàn | 
|   | The faction staged a coup d'etat, unseating the elected president. | 
D,  d nnoun: Refers to person, place, thing, quality, etc.  |  (4th letter of alphabet) | [字母表中第四个字母]  [ zì mǔ biǎo zhōng dì sì gè zì mǔ ] | 
|   | Does your surname start with a T or a D? | 
|   | 你的姓的首字母是T还是D? | 
| D nnoun: Refers to person, place, thing, quality, etc.  |  (school grade: below a pass) (学习成绩,第四等) | 丁等,D等 
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|   | When I got a D in physics my dad really blew up. | 
|   | 我物理课成绩是D,我爸爸气炸了。 | 
| D nnoun: Refers to person, place, thing, quality, etc.  |  (musical note: re) (音乐) | D调,D音 
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|   | The first note in the fourth measure should be "D." | 
|   | 第四小节的第一个音应该是“D调”。 | 
D-day,  D-Day nnoun: Refers to person, place, thing, quality, etc.  |  historical (WWII invasion day) (二战) | 盟国在西欧登陆日 
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| D-day nnoun: Refers to person, place, thing, quality, etc.  |  figurative (date when [sth] important begins) | 重要的一天 
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|   |   | 重要活动的启始日 
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d.o.b.,  DOB,  D.O.B nnoun: Refers to person, place, thing, quality, etc.  |  written, abbreviation (date of birth) | 出生日期  chū shēng rì qī | 
DC,  D.C. nnoun: Refers to person, place, thing, quality, etc.  |  initialism (District of Columbia) (美国直辖区) | 哥伦比亚特区 
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DOA,  D.O.A adjadjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house."  |  initialism (patient: dead on arrival) (缩写,指病人) | 在到达时死亡的,送到时已死的 
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|   | Unfortunately, the victim in the accident was DOA. | 
| hors d'oeuvre nnoun: Refers to person, place, thing, quality, etc.  |  (appetizer, starter) | 开胃菜  kāi wèi cài | 
|   | If you fill up on hors d'oeuvres, you will have no room left for dinner. | 
how-do-you-do,  how-d'ye-do,  how-de-do nnoun: Refers to person, place, thing, quality, etc.  |  informal, dated (difficult situation) | 尴尬局面,困境 
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| I'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (I would) (缩略语) | [I would的缩略形式] 
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|   | I'd like to get married this year. | 
| I'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (I had) (缩略语) | [I had的缩略形式] 
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|   | I'd been to France before, but this was the first time I'd visited Paris. | 
ID card,  I.D. card nnoun: Refers to person, place, thing, quality, etc.  |  informal, abbreviation (identity card) (缩写) | 身份证,身份卡 
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|   | You'll need to show your ID card to get in. | 
| it'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (it would) | 这会 
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|   | I think it'd be better if you left. | 
| it'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (it had) | 这已经 
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|   | Sorry I shouted at you last night; it'd been a long day at work, and I was tired. | 
maître d',  maitre d' nnoun: Refers to person, place, thing, quality, etc.  |  Gallicism, abbreviation (restaurant's head waiter) | 餐厅领班  cān tīng lǐng bān | 
maître d',  maitre d' nnoun: Refers to person, place, thing, quality, etc.  |  Gallicism, abbreviation (hotel manager) | 酒店经理,酒店总管 
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maître d'hôtel,  maitre d'hotel nnoun: Refers to person, place, thing, quality, etc.  |  Gallicism (restaurant's head waiter) | 餐厅领班  cān tīng lǐng bān | 
maître d'hôtel,  maitre d'hotel nnoun: Refers to person, place, thing, quality, etc.  |  Gallicism (hotel manager) | 酒店经理  jiǔ diàn jīng lǐ | 
| objet d'art nnoun: Refers to person, place, thing, quality, etc.  |  (three-dimensional work of art) | (立体的)艺术品  lì tǐ de yì shù pǐn | 
|   | That isn't just a jumble of trash; I paid good money for that objet d'art. | 
PhD,  PhD.,  Ph.D. nnoun: Refers to person, place, thing, quality, etc.  |  abbreviation (degree: Doctor of Philosophy) | 博士学位  bó shì xué wèi | 
|   | From what institution did you get your PhD? | 
PhD,  PhD.,  Ph.D. nnoun: Refers to person, place, thing, quality, etc.  |  informal, abbreviation (doctorate degree course) (口语) | 博士课程  bó shì kè chéng | 
|   | He's doing a PhD at Loughborough. | 
PhD,  PhD.,  Ph.D. nnoun: Refers to person, place, thing, quality, etc.  |  abbreviation (academic title: Doctor of Philosophy) (头衔) | 博士  bó shì | 
|   | The keynote speaker is Rachel Fine, PhD. | 
R&D,  R & D,  R and D nnoun: Refers to person, place, thing, quality, etc.  |  abbreviation (research and development) | 研究与开发 
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|   |   | 研发 
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| raison d'être nnoun: Refers to person, place, thing, quality, etc.  |  (reason for being) | 存在的理由  cún zài de lǐ yóu | 
|   |   | 存在的必要  cún zài de bì yào | 
|   | I sometimes think that eating is his raison d'être. | 
| research and development nnoun: Refers to person, place, thing, quality, etc.  |  (business: creation of new products, etc.) | 研发 
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|   |   | 开发  kāi fā  | 
| she'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (she would) (口语,缩略形式) | 她会 
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|   | Vicky is very blunt; if she didn't like you, she'd say so, believe me! | 
| she'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (she had) (口语,缩略形式) | 她当时 
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|   | When I bumped into Lucie, she'd been on holiday and was very tanned. | 
| they'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (they would) | 他们会 
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|   | Elsa was running late for the meeting with her clients and wasn't sure if they'd still be there. | 
| they'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (they had) | 他们已经 
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|   | The teacher was fed up with his students; they'd been lazy and uncooperative all day. | 
| vitamin D nnoun: Refers to person, place, thing, quality, etc.  |  (organic nutrient) | 维生素D  wéi shēng sù | 
|   | The body produces vitamin D when exposed to sunlight. | 
Washington,  Washington,  D.C. nnoun: Refers to person, place, thing, quality, etc.  |  (capital of USA) (美国首都) | 华盛顿 
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| we'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (we would) | 我们会 
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|   | I knew we'd be in trouble if we arrived late. | 
| we'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (we had) | 我们已经 
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|   | By seven o'clock we'd got everything ready for the party. | 
| who'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (who would) | 谁想要,谁将 
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|   | Who'd want a job like that?  Who'd be able to afford to buy such an expensive pair of shoes? | 
| who'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  informal, abbreviation (who did) | 谁已经,谁之前 
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|   | Who'd you say that man was? | 
| you'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (you would) | - 
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| 备注: you would 的缩略形式,表示推测、判断、将要等 | 
|   | You'd be silly to quit such a great job. | 
| you'd contractioncontraction: Shortened form of word or words--for example, "I'd" = "I had," "can't" = "cannot."  |  colloquial, abbreviation (you had) | - 
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| 备注: you had 的缩略形式,表示已经完成 | 
|   | When I first met you, you'd just graduated from university. |