calculation with an abacus reckoning by the abacus
The children are learning to do their sums on an abacus.
孩子们正在学做珠算。
—— 给力词典精选Children thinking courses: abacus calculation, English, literature special education, English language.
儿童思维训练班: 珠算 、 英语 、 文学启智 、 英语口语。
—— 给力词典精选With the development of the computer in our country , the abacus is ignored by people.
随着计算机的逐步推广,珠算受到了很大冲击。
—— 给力词典精选