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。
The high cost of steam and the lesser need for speed kept the majority of the world's ocean freight moving by sail until the early years of the 20th century.
蒸汽的高成本、加上货运对速度的低需求,使得世界上大多数的海运货物都是通过帆船来运输的,直到20世纪初,这一状况才有所改变。
Freight-rail people regard this glumly as just part of the cost of doing business, but their spirits will hardly lift if the burden grows.
铁路货运公司只能无奈地把美铁未支付的那些费用当作一部分运营成本。 如果负担再加重的话,他们的士气恐怕很难再提升起来。
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