n.大号的脚
A strong crosswind caused our gunboat to lay along. 一阵猛烈的侧风把我们的战舰吹得倾斜起来。
A gunboat was detected by the radar. 雷达探测出一炮艇。
We bid for the construction of a gunboat. 我们投标造一炮艇。
We bid for the construction of a gunboat . 我们投标造一炮艇。
Coming up behind them were warships and gunboats. 紧跟在他们后面的是军舰和炮艇。
