英文關鍵字
black
bulkhead
door
hatch
hatchway
inside
light
manhole
marine
military
naval
navy
nobody
open
opened
pipe
round
sea
ship
solid
submarine
vessel
warship
wheel
英文關鍵字
black
bulkhead
door
hatch
hatchway
inside
light
manhole
marine
military
naval
navy
nobody
open
opened
pipe
round
sea
ship
solid
submarine
vessel
warship
wheel