詞語：keelboats
keelboats的解釋
keelboats['ki:lbəut]n. 內河平底貨船（一種河船）
keelboats的參考例句
1.The river's earliest commerce was in great keelboats. 這河上最早的通商工具是大平底船。
2.S 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. S船（右戧船）與P船（左戧船）是兩艘長度約為24呎（約7米）的龍骨船，她們是在溯風段上以約莫相同的速度彼此接近，當時風速介於12-15節之間，浪況則是在『最小』程度。