相关考题
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单项选择题
The function of ()is to prevent sailors from overboarding.
A.bulwark
B.bulkhead
C.bitumen
D.waterline -
单项选择题
The ()has four blades.
A.windlass
B.steer
C.propeller
D.helm -
单项选择题
The main body of a vessel is the ().
A.hull
B.superstructure
C.engine room
D.poop
