| 单词 | envelope |
| 释义 | envelope 1.(for posting)信封 2.(any covering)包裹物；包装物；覆盖物 The entire foot was encased in an envelope of cotton material.整只脚用棉布包住了。 3.【生】(membrane, shell)囊膜；包膜；包被；外膜；外壳 4.【航空】+of balloon气囊 5.【数】包络 6.【电子】(housing)+of valve, light外罩 7.【电信】包络(线) 8.to push the envelope<非正式>挑战极限 There's a valuable place for fashion and design that pushes the envelope a bit.能够求得突破的时尚和设计意义非凡。 We're pushing the envelope on this technology.我们在突破这门工艺的极限。 |
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