您要查找的是不是：
- Have you stuck down the back of the envelope? 信封背面开口处贴牢了吗？
- He collapse the wheelchair and put it on the boat. 他将轮椅折叠起来放在船上。
- The shack seemed almost ready to collapse. 那小屋子好像是快要倒塌了。
- He steamed the stamp off the envelope. 他用蒸汽把信封上的邮票揭下来。
- The cartoon ended with collapse of stout party. 卡通以一个自以为是的人斗败后目瞪口呆作为结束。
- He glued a stamp onto the envelope. 他把邮票贴在信封上。
- As he picked up the envelope, a key dropped out. 他拣起信封时，一把钥匙掉了出来。
- The wind caused the tent to collapse. 风把帐篷吹塌了。
- As she picked up the envelope, a key dropped out. 她拾起信封时，一把钥匙掉了出来。
- 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。
- She looked ready to collapse at any minute. 她看样子随时都可能垮下来。
- 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。
- The out break of the war precipitated the collapse of our firm. 战争的爆发加速了我们公司的倒闭。
- The (flap of the) envelope was unstuck. 信封(的封口)没粘住。
- The collapse of the building caused no casualties. 建筑倒塌没有造成伤亡。
- The stock market was on the brink of collapse. 股市已到崩盘的边缘。
- There are several enclosures in the envelope. 信封内装有几份附件。
- The house is now in danger of collapse. 这座房子有倒塌的危险。
