1. He licked the gummed flap and sealed it shut . 他舐了舐信封的胶水层，封上了信封。
2. TOKYO -- Within a block of one another, three public works projects gummed up traffic one day last week. 东京——三个公共建设工程在一个街区内相连，上周阻塞了整整一天的交通。
3. If enlargement had really gummed up the works of the EU, you would expect to see a large number of vital dossiers blocked by unanimity. 如果扩大欧盟真的已经把欧盟的工作搞糟，你将会看到大量重要议案因为无法获得“一致通过”而受阻。
