您要查找的是不是：
- Keep the remaining paper in the original plastic envelope 为确保打印质量,剩余纸张请放回袋中密封保存
- Have you stuck down the back of the envelope? 信封背面开口处贴牢了吗？
- He steamed the stamp off the envelope. 他用蒸汽把信封上的邮票揭下来。
- He glued a stamp onto the envelope. 他把邮票贴在信封上。
- The man is carrying a small black plastic handbag. 这个人提着一个黑色的小塑料提袋。
- As he picked up the envelope, a key dropped out. 他拣起信封时，一把钥匙掉了出来。
- As she picked up the envelope, a key dropped out. 她拾起信封时，一把钥匙掉了出来。
- He is a plastic surgery specialist. 他是个整形外科医生。
- Put a stamp on the envelope, will you? 在信封上贴张邮票，好吗？
- He stuck a stamp on the envelope. 他在信封上贴上邮票。
- Many items in daily use are made out of plastic. 有很多日常生活用品是塑料制的。
- It is some kind of plastic made to imitate iron. 这是一种塑胶，但外观仿制得像铁。
- The fruit is prepackaged in plastic tray. 水果用塑料盘预先包装。
- She opened the envelope with her fingertips. 她用指尖弄开了信封。
- The envelope's seal was torn open. 信封封缄被撕开了。
- Many items in daily use are made of plastic. 很多日常生活用品是用塑料制成的。
- The (flap of the) envelope was unstuck. 信封(的封口)没粘住。
- A kind of plastic stuff is used to make the plates. 这些盘子是用一种塑料制造的。
- There are several enclosures in the envelope. 信封内装有几份附件。
- An envelope or wrapper for mail. 封套，信封为邮寄而制的信封或封套
