sealed plug sheathed plug

例句：

1. 1.The door was sealed shut with a heavy padlock.
   门被厚重的锁紧紧封住。
2. 2. The package was sealed with a special tape.
   这个包裹用一种特殊的胶带密封了。
3. 3.The seam of the dress is sealed with a button.
   连衣裙的缝线处用一个钮扣密封。