- 相关词组
- envelope curve包络（线），包迹;包线;
- Catalog envelope信封袋
- video envelope视频包络[包迹]
- tertiary egg envelope三级卵膜
- penalty envelope〈美〉(其上印有“私人不得擅用,违者必罚”字样的)免费邮递公文的信封
- spectrum envelope谱包络
- pay envelope工资袋； 工资;
- nuclear envelope核膜，核被膜;
- transmitted waveform envelope发送波形包络[包迹]
- envelope demodulation包络（线）解调;
- flight envelope飞行包线;
- red envelopen.红包;
- stamped addressed envelope〈英〉写上自己姓名地址的回邮信封
- flame envelope火焰外边界（外廓）
- envelope antigen包被[被膜]抗原;
- self-addressed return envelope已写好地址的返回信封
- push the envelope它是个技术性的词汇;指机械或其它设备的性能范围;或者功用极限。比方说;挑战极限;
- wooden envelope木质蒙皮
- transmitted pulse envelope发射脉冲包络[包线]
- adhesive envelopen.[计]胶口信封;
- 今日热词
- 热门搜索
- tiger n.老虎;各种猫科动物;凶恶的人，虎狼之徒;
- ear n.耳朵;听觉，听力;耳状物;穗;vi.抽穗;（美俚）听见;
- military training 军事训练;军训;大学生军训
- gaiety n.快乐;高兴;作乐;花哨;
- motor n.发动机;汽车;adj.机动的;汽车的;运动神经的;
- martial law n.戒严法，戒严令;
- motion control 运动控制;
- freeway n.高速公路;快车道;
- description n.描述，说明;种类，性质;
- break down 失败;划分（以便分析）;损坏;衰弱下来;分解;
- google scholar 谷歌学术搜索（网络搜索工具）;谷歌学术
- fright n.恐怖;惊吓;可怕的东西，难看的人;
