問題詳情

25. A steel and hinged ______ is often used to protect the porthole glass in the heavyweather. It can be mechanically secured by screws and nuts.
(A) scupper
(B) deadlight
(C) inlet
(D) scuttle

參考答案

答案：B
難度：非常困難0.2
書單：沒有書單，新增