any unit of length based on the breadth of the human hand
同义词:handsbreadth
handbreadth详细解释
hand.breadth n.(名词)A linear measurement approximating the width of the palm of the hand, from 2ô to 4 inches ('.25 to 0 centimeters).手宽:一种长度度量单位,大约有手掌宽,从2.5英寸到4英寸不等('.25厘米至0厘米)