envelope
英 [ˈenvələʊp]美 [ˈenvəloʊp]
envelope意思解释
n.信封，封皮；壳层，外壳；包裹物；[生物学]膜，包袋 变形 复数：envelopes 双语释义n.(名词)[C]信封 paper co
envelope读音音标
英 [ˈenvələʊp]
美 [ˈenvəloʊp]
envelope意思解释
n.
信封，封皮；
壳层，外壳；
包裹物；
[生物学]膜，包袋
变形
复数：envelopes
双语释义
n.(名词)
[C]信封 paper cover for a letter英英释义
envelope[ \'envələup ]
n.
a flat rectangular paper container for papers
any wrapper or covering
a curve that is tangent to each of a family of curves
a natural covering (as by a fluid)
\"the spacecraft detected an envelope of gas around the comet\"
the maximum operating capability of a system
\"test pilots try to push the envelope\"
the bag containing the gas in a balloon
同义词：gasbag
词汇搭配
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
词组短语
flight envelope
飞行包线nuclear envelope
核膜；核被膜envelope curve
包络曲线；包迹failure envelope
断裂点轨迹；破坏包络线push the envelope
挑战极限；接近甚至超越安全限度；越过底线glass envelope
玻璃封装；玻壳双语例句
用作名词(n.)There are several enclosures in the envelope.信封内装有几份附件。I use a prepaid envelope.我用了一个邮资已付的信封。He glued a stamp onto the envelope.他把邮票贴在信封上。The surface of the sun is a glowing gas envelope.太阳的表面是一层炽热的气体层。The papers are enveloped by plastic bag.论文用塑料纸包封好了。
