1.(第)二十的;二十分之一的
2.以二十为基础的;【数】二十进位(法)的
1.based on or reckoned in units of the number twenty
1.The vigesimal system (counting in base 20) is thought to originate from humans' fingers and toes.
据猜想,二十进制(以20为基数进行计算)源于人类的手指和脚趾。
2.The Mayan's had vigesimal numerical system, which used base 20.
玛雅人拥有以二十为基础的数字系统。