密封; 查封; 封住; 把…封起来

1. 查封：采信的证据 admitted evidence | 查封 seal up | 撤回上诉 withdraw appeal

2. 封闭,密封：sea anemone 海葵 | seal up 封闭,密封 | second job 第二职业

3. 密封住：seal rookery 海豹繁殖场 | seal up 密封住 | seal 封铅

4. 密封：seal of 保证,证明 | seal up 密封 | seclude vi.使隔离;使孤立,使隐退

1. 七彩网.英语单词

1. 封闭;密封
If you seal something up, you close it completely so that nothing can get in or out.

e.g. The paper was used for sealing up holes in walls and roofs.
这些纸用来封住墙壁和屋顶的洞。