如何使用 "sub" 造句

1. Unfortunately batteries could severely undermine the sub 's airworthiness .
不过不幸的是,电池会严重降低潜艇的可飞性能。
2. Delete selected directories and their sub directories .
删除选定的目录和其子目录。
3. Hydrological station in liaoning province huanren 4 river sub hydrometric station .
辽宁省水文总站桓仁四道河子水文站。
4. Did you put it on the sub ?
你把它放潜艇上了?
5. Create and manage sub accounts .
建立和管理子帐户。