seal off造句

1、The main function of Linclion pump is to seal off the lubricator.
林肯泵主要作用是密封注油头。

2、A variety of schemes to either block up or seal off the blowout preventer are in development.
多种封闭或密封防喷装置的方案也在构思之中。

3、Freezing rain can seal off your car and lock you inside.
冻雨会封住你的车，把你锁在车里。

4、The city should seal off those tunnels.
这个城市应该封闭那些隧道。

seal off翻译