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。
When the trap door shuts, the plant excretes mucilage next to a special cuticle around the door, creating a watertight seal.
只有通过培训，对防水仓作定期维护才能防止类似的问题出现，船员们应该知道在某些情形下水密门是关闭的——而且应该有专人负责对此进行检查。
It's training, maintaining your watertight hatches, the crew knowing to keep watertight doors shut in certain conditions-somebody making sure they're keeping them shut.
关闭所有水密门。
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