Then it 's covered with spray-on bandage to keep it protected and watertight .
然后用喷涂绷带覆盖以保护设备并防水。
The case for investing in ships looked watertight in recent years .
在近些年，投资于船舶的理由似乎是无懈可击。
But the case for the prosecution is far from watertight .
但这些指控并不是无懈可击的。
When the trap door shuts , the plant excretes mucilage next to a special cuticle around the door , creating a watertight seal .
当陷阱阀门关闭的时候，植物在阀门周围的特殊角质层上分泌粘液，形成不透水密封垫。
Though titanic had advanced safety features such as watertight compartments and remotely activated watertight doors , she lacked enough lifeboats to accommodate all of those aboard .
