在1700年,一位拥有踏板驱动的纺车的未婚的老女人可能需要200个小时才能生产出一磅纱线。
In 1700, a spinster with a pedal-driven spinning wheel might take 200 hours to produce a pound of yarn.
在1700年,一个未婚的老女人用一个脚踏板驱动的纺织机或许需要200小时来生产1磅的纱线。
In 1700 a spinster with a pedal-driven spinning wheel might take 200 hours to produce a pound of yarn.
相对于其他卧式自行车,另一项微调是,斯托达德设计的踏板驱动的是前轮,而不是后轮;不过,有一个马达可以转动后轮。
In another tweak to the recumbent, Stoddard designed the pedals to power the front wheel instead of the rear; however, there is a motor that turns the back tire.
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