envelope

导读：envelope音标
英 [ˈenvələʊp] 美 [ˈenvəloʊp]
envelope基本释义
n.信封；壳层；封袋
envelope用法及例句
n.(名词)信封壳层，外壳封皮，封套，套子【空】气囊包迹包被，包封塑料

envelope音标

英 [ˈenvələʊp]

美 [ˈenvəloʊp]

envelope基本释义

n.信封；壳层；封袋

envelope用法及例句

n.(名词)

信封

壳层，外壳

封皮，封套，套子

【空】气囊

包迹

包被，包封

塑料封套，塑料封皮，塑胶封套

纸袋，封袋

【数】包（络）线

【天】包层

【生】包膜

包

v.(动词)

笼罩，罩住

萦绕

吞没

禁锢

包围

包裹，裹着

抓住

包封

n.(名词)

[C]信封 paper cover for a letter

envelope

noun

1. any wrapper or covering

2. a flat (usually rectangular) container for a letter, thin package, etc.

3. the bag containing the gas in a balloon

Synonym: gasbag

4. the maximum operating capability of a system (especially an aircraft)

e.g. test pilots try to push the envelope

5. a natural covering (as by a fluid)

e.g. the spacecraft detected an envelope of gas around the comet

6. a curve that is tangent to each of a family of curves

1. 信封An envelope is the rectangular paper cover in which you send a letter to someone through the post.

envelope的意思

2. 挑战限制尺度；突破原有底线If someone pushes the envelope, they do something to a greater degree or in a more extreme way than it has ever been done before.

e.g. There's a valuable place for fashion and design that pushes the envelope a bit...在原有尺度上有所突破的时尚和设计受到人们的重视。e.g. No cinema director had a more profound effect in pushing the envelope of acceptable family entertainment.在挑战家庭娱乐片的接受程度方面，没有哪个电影导演比他的影响更深远。

1. 包膜：后发现该病*也可存在于其他疾病,故称为EB病*(Epsteinbarr virus,EBV),EB病*属疱疹病*科,又称人疱疹病*4型(HHV-4),为双链DNA病*,完整的病*颗粒由类核(nucleoid),膜壳(capsid),壳微粒(capsomere),包膜(envelope)所组成,类核含有病*DNA;

2. 外壳：汉他病*属RNA型病*,病*呈圆形或卵圆形(如图一),直径约80-115(95)nm,核外被含有脂质之外壳(envelope)所包围,外壳表面有突起,病*在细胞质内增殖时可产生大量之特殊包涵体.

3. envelope：env; 发现被膜抗原

常用例句

词汇搭配

用作名词(n.)

The old man was quite surprised to find a ten-yuan note in the envelope.老人十分吃惊地发现信封里装着10元钱。

Write the address on the envelope.请将地址写在信封上。

He glanced at the envelope and recognized his uncle's handwriting.他看了一眼信封,认出那是他叔父的笔迹。

Addressing envelopes all the time is dreary work.老是往信封上写地址是件乏味的工作。

Address an envelope and put the letter in it.把地址写在信封上,把信装进去。

Please write down your name on the reverse side of the envelope.请在信封的背面写下你的名字。

The stamp didn't stick to the envelope.邮票没有在信封上贴牢。

She opened the envelope with reluctance.她极不情愿地打开了信封。

He knew it was a bank envelope.他知道这是一个银行的封袋。

用作名词 (n.)

动词+～

address an envelope在信封上写地址

fold an envelope将信封折起来

open an envelope拆开信封

stamp the envelope把邮戳印盖在信封上

tear an envelope open把信封撕开

形容词+～

self-addressed envelope写明姓名和地址的回信信封

名词+～

airmail envelope航空信封

pay envelope工资袋

window envelope开窗信封

介词+～

a packet of envelope一叠信封

on the envelope信封上

Goodbye, brothers: your mortal envelopes lie here in Mother Earth.

A 225 grain round nosed bullet with a cupro nickel envelope.

词语用法

词源解说

n.(名词)

envelope的基本意思是“信封”,也可指“封袋”,是可数名词,有复数形式。

☆ 1705年进入英语，直接源自古法语的enveloppe，意为包信的纸袋。

高考真题例句

OG 1.envelope

A woman excused the interruption and handed me an envelope.

一位女士原谅了我的打扰, 并递给我一个信封。

2017全国卷

近义词

临近词

wrapper(饺子)皮

packet小袋

casing套

wrapping包装材料

shell壳

covering覆盖物

cover封面

layer层

gasbag气囊

album唱片集

blanket毛毯

enveloped box

enveloped

envelopes

envelope bag

envelope area

envelope film

envelope wall

envelopekiln

enviable

enveloped in

envelop

envelope icon