ed是什么意思英语 failed是什么意思英语

ED是什么意思?

会有好多一次，这个得看语境，下面这些我现在能想到的：

ed是什么意思英语 failed是什么意思英语

Ed. 版本

Education, 如在 "tech ed" (technical education) 或 "phys ed" (physical education)里

Erectile Dysfunction - 勃起功能障碍

Editor

ED也是好多人名的简称，如：

Eddie

Edgar

Edmond

Edmund

Eduard, a Czech manufacturer of plastic models and finescale model accessories

Eduardo

Edward, an English given name

Edwin

也有一个美国电视剧叫“Ed”

还有呢？

Eating disorder, conditions defined by abnormal eating habits

Ecstasy Dosage, an entactogenic drug of the phenethylamine and amphetamine class of drugs

Effective dose (pharmacology), the dose of pharmacologic agent which will he a therapeutic effect in some fraction

Emergency department, a medical treatment facility specialising in acute care of patients who present without prior appointment

Emotional disorder

Encephalitis (or encephalomyelitis) disseminata, an alternative term for Multiple sclerosis

Endocrine disruptor, chemicals that interfere with endocrine (or hormone system) in animals

Erectile dysfunction, the inability to develop or maintain an erection of the penis during sexual performance

Excited delirium, a condition that manifests as a combination of symptoms

Explosive Diarrhea

Electrodialysis, a method of water purification

Electron diffraction, crystal structure ysis, done with Tranission Electron Microscopy

Electronic deception in warfare

Elephants Dream, a 2006 open-source computer-generated short film

Engineering drawing, a type of technical drawing

Enhanced-definition television, marketing shorthand term for certain digital television formats and devices

Erase Display (ANSI), an ANSI X3.64 escape sequence

Extra low Dispersion (dispersion is an alternative term for chromatic aberration), a characteristic of high quality lenses

1.effective dose 有效剂量

2.Efficiency Decoration 【军事】服务优异奖章(或勋带)

3.election district

4.ex dividend 【会计学】无股息，无下期红利

5.executive director 总干事,执行主任

6.extra duty 【军事】额外勤务

7.Doctor of Engineering 工(程)学博士

易帝 ！ 也就是易建联的别称

单词后面加ed是什么意思

在英语中，单词后面加-ed通常表示过去式或过去分词。具体来说：

对于一般的动词，加-ed表示过去式，如walk（走）的过去式是walked（走过）。

对于以-e结尾的动词，加-d表示过去式，如love（爱）的过去式是loved（爱过）。

对于以辅音字母+y结尾的动词，将y变为i，再加-ed表示过去式，如study（学习）的过去式是studied（学习过）。

加-ed也可以表示过去分词，用于构成各种时态的被动语态，如run（跑）的过去分词是run（被跑）。

需要注意的是，有些单词的过去式和过去分词与原形不同，需要进行背诵。