envelope
柯林斯词典
1. N-COUNT An envelope is the rectangular paper cover in which you send a letter to someone through the mail. 信封
2. PHRASE 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. 挑战极限; 突破常规
There's a valuable place for fashion and design that pushes the envelope a bit. 突破点儿常规的时尚和设计有其宝贵地位。
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envelope /ˈɛnvəˌləʊp, ˈɒn-/ (envelopes)
剑桥词典
- a flat , usually square or rectangular , paper container for a letter
- I folded the letter in half and put it in an envelope.
- Send a self-addressed envelope for our free catalogue .
- An envelope was waiting for me when I got home .
- Do you recognize the writing on the envelope?
- The teacher opened the sealed envelope containing the exam papers .
信封
范例