- 拼写相近单词
- keelboat
- keelboatman
- 更多 网络例句 与keelboats相关的网络例句 [注：此内容来源于网络，仅供参考]
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The river's earliest commerce was in great keelboats.
这河上最早的通商工具是大平底船。
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And P, two keelboats about 24 feet (7m) in length, approached each other on a windward leg, sailing at approximately the same speed in 12 to 15 knots of wind and 'minimal' sea conditions.
船与P船是两艘长度约为24呎（约7米）的龙骨船，她们是在溯风段上以约莫相同的速度彼此接近，当时风速介於12－15节之间，浪况则是在'最小'程度。