the uppermost sheltered deck that runs the entire length of a large vessel
例句
用作名词 (n.)
Lay down the slip joint to the main deck. 将伸缩节吊到主甲板上。
On the main deck there is a full beam master stateroom with an offset master king size berth and large bathroom forward. 在主甲板上有一个整体被柱架起来的由主接待厅连接大型浴室组成的豪华客房。