abacus

n.算盘

算盘；

名词；

1、Children in some Asian countries still learn to use an abacus to do simple calculations.
在一些亚洲国家的孩子们仍然学习使用算盘进行简单的计算。
2、The abacus was widely used in ancient times as a tool for counting and doing arithmetic.
算盘在古代被广泛用作计算和算术的工具。