d
US
UK D, d n: (4th letter of alphabet)
SC [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 n: (school grade: low pass) (学习成绩，第四等)
SC 丁等，D等 dīng děng
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 n: (musical note: re) (音乐)
SC D调，D音
The first note in the fourth measure should be "D."
第四小节的第一个音应该是“D调”。
2D, 2-D, two-d npl: abbreviation (two dimensions)
SC 二维
SC 平面 píng miàn
TC 平面
TC 平面
2D, 2-D, two-d adj: abbreviation (film: monoscopic)
SC 二维的
SC 平面的
3D, 3-D, three-d n: abbreviation (three dimensions)
SC 三维
3D, 3-D, three-d adj: abbreviation (film: stereoscopic)
SC 三维的 sān wéi de
TC 三維的 / 立體的
TC 三維的 / 立體的
AD, A.D. adv: Latin, initialism (anno domini: year)
SC 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。
CDC, C.D.C. n: initialism (Centers for Disease Control)
SC 疾病控制中心
SC 疾控中心(缩写)
D-day, D-Day n: historical (WWII invasion day) (二战)
SC 盟国在西欧登陆日
D-day n: figurative (date when [sth] important begins)
SC 重要的一天
SC 重要活动的启始日
d.o.b., DOB, D.O.B n: written, abbreviation (date of birth)
SC 出生日期 chū shēng rì qī
DA, D.A. n: US, initialism (district attorney) (District Attorney的缩写形式)
SC 地方检察官 dì fāng jiǎn chá guān
The DA is closely following the case.
DC, D.C. n: initialism (District of Columbia) (美国直辖区，首字母缩略语)
SC 哥伦比亚特区
Washington, DC is home to the White House.
DOA, D.O.A adj: initialism (patient: dead on arrival) (缩写，指病人)
SC 在到达时死亡的，送到时已死的 zài dào dá shí sǐ wáng de，sòng dào shí yǐ sǐ de
Unfortunately, the victim in the accident was DOA.
DVA, D.V.A. n: US, abbreviation (Department of Veterans Affairs) (美国)
SC 退伍军人事务部
ID card, I.D. card n: informal, abbreviation (identity card) (缩写)
SC 身份证，身份卡 shēn fèn zhèng，shēn fèn kǎ
TC 身分證
TC 身分證
You'll need to show your ID card to get in.
PhD, PhD., Ph.D., DPhil n: abbreviation (degree: Doctor of Philosophy) (缩略语)
SC 博士学位 bó shì xué wèi
TC 博士學位
TC 博士學位
From what institution did you get your PhD?
PhD, PhD., Ph.D., DPhil n: colloquial, abbreviation (doctorate degree course) (口语，缩略语)
SC 博士课程 bó shì kè chéng
TC 博士課程
TC 博士課程
He's doing a PhD at Loughborough.
PhD, PhD., Ph.D., DPhil n: abbreviation (holder of a doctorate degree) (头衔)
SC 博士 bó shì
TC 博士
TC 博士
The keynote speaker is Rachel Fine, PhD.
Q.E.D., QED expr: Latin, initialism (quod erat demonstrandum)
SC 证明完毕，证讫
R&D, R & D, R and D n: abbreviation (research and development)
SC 研究与开发
SC 研发
My brother works in R&D at a large company in Silicon Valley.
RD, R.D. n: US, NZ, initialism (rural delivery)
SC 乡村投递
research and development n: (business: creation of new products, etc.)
SC 研发
SC 开发 kāi fā
TC 開發
TC 開發
vitamin D n: (organic nutrient)
SC 维生素D wéi shēng sù
TC 維生素D
TC 維生素D
The body produces vitamin D when exposed to sunlight.
Washington, Washington, D.C. n: (capital of USA) (美国首都)
SC 华盛顿
TC 華盛頓
TC 華盛頓
Washington is the capital of the USA.