keelboats
英[ˈkiːlbəʊt]
美[ˈkilˌbot]
双语例句
- 1. Steamboats were not only faster but also transported upriver freight for about one-tenth of what it had previously cost on hand-propelled keelboats.
- 蒸汽船不仅速度更快，往上游运送货物的成本也只有以前手推运货船的十分之一。
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- 2. First came the steamboat; although flatboats and keelboats continued to be important until the 1850's steamboats eventually superseded all other craft in the carrying of passengers and freight.
- 首先是蒸汽船，虽然1850年时蒸汽船最终取代了所有用来运载乘客和货物的船只，随后平底船和龙骨船仍然相当重要。
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- 3. Keelboats, flatboats, and large rafts carried the first major commerce.
- 运货船、平底船和大木筏运载着最初的主要商品。
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- 4. Keelboats, flatboats, and large rafts carried the first major commerce.
- 运货船、平底船和大木筏运载着最初的主要商品。
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