(noun.) an ancient unit of length based on the length of the forearm.
克林顿编辑
双语例句
When we measure or weigh we apply a standard and count the times that the unit--cubit, pound, hour--is found to repeat itself. 李贝.西洋科学史.
When a man cannot measure, and a great many others who cannot measure declare that he is four cubits high, can he help believing what they say? 柏拉图.理想国.
There were four clocks in the observatory, of which the largest had three wheels, one wheel of pure sol id brass having twelve hundred teeth and a diameter of two cubits. 李贝.西洋科学史.