seal ring
密封───seal up;圈───circle
Seal ( up ) the window to prevent draughts.───把窗户封起来以防风.
We seal up the windows when winter comes.───冬天来临时,我们密封窗户.
Seal up one end of a glass tube about 34 inches long.───把长约34英寸的玻璃管的一端封闭起来.
In the case of transfer-in, sale, replacement, mortgage, guarantee or seal up of any fixed assets under construction, an explanation thereon must be given.───固定资产中如有在建工程转入、出售、置换、抵押、担保或封存等情况，应予以说明。
Pls seal up after use it to avoid freezing.───乳胶使用后应密封存放,防止乳胶表面结皮造成浪费.
You must seal up the envelope before mailing the letter.───你在寄信前必须先将信封密封.
Bind up the testimony and seal up the law among my disciples.───你要卷起律法书、在我门徒中间封住训诲.
Some of the research we did studied earphones that completely seal up the ear canal.───我们研究，发现有的耳塞能完全密封住耳槽。
But as Ian goes back to comply Koquillion uses his jewelled weapon to cause an avalanche, sealing up the cave.
The doorway had been sealed up with bricks.
Pls seal up after use it to avoid freezing.
I sealed up the package with strong adhesive tape.
The removal of the cupboard and the sealing up of the women's rest-room had seriously complicated his life.