envelope

英 [ˈenvələʊp]

美 [ˈenvəloʊp]

n. 信封; 塑料封套; 塑料封皮

复数：envelopes　第三人称单数：envelopes　

Oxford 3000 / Collins.2 / BNC.3672 / COCA.3879

习惯用语

push the envelope

超越界线；突破
to go beyond the limits of what is allowed or thought to be possible
He is a performer who consistently pushes the envelope of TV comedy.
他是一个在电视喜剧表演中不断寻求突破的演员。

noun

信封
Anenvelopeis the rectangular paper cover in which you send a letter to someone through the post.
PHRASE 挑战限制尺度；突破原有底线
If someonepushes the envelope, they do something to a greater degree or in a more extreme way than it has ever been done before.
1. 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。
2. 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。

noun

any wrapper or covering
a flat (usually rectangular) container for a letter, thin package, etc.
the bag containing the gas in a balloon
Synonym:gasbag
the maximum operating capability of a system (especially an aircraft)
1. test pilots try to push the envelope
a natural covering (as by a fluid)
1. the spacecraft detected an envelope of gas around the comet
a curve that is tangent to each of a family of curves

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。
He began to slit open each envelope
他开始裁开每个信封。
He took a largish buff envelope from his pocket.
他从口袋里掏出一个相当大的米色信封。
Mr. Rohmbauer counted out the money and put it in an envelope.
罗姆保先生把钱数好放在了一个信封里。
He sealed the envelope with paste.
他用浆糊粘信封。
He gave me the envelope and we parted
他给了我那个信封，我们就告别了。
He tore open the creamy envelope that had been enclosed in the letter
他撕开了随信寄来的奶油色信封。
On the envelope is written: “ from Wang ”.
信封上写着“王缄”。
Under the newspaper, atop a sheet of paper, lay an envelope.
在报纸下面的一张纸上放着一个信封。
He took a thick envelope from an inside pocket and handed it to me.
他从内侧口袋里掏出一只厚信封递给我。