abacus的例句（abacus在句子中的用法）

• They also learned to use the abacus. 他们还学习珠算。
• work an abacus 打算盘
• use an abacus 打算盘
• operate an abacus 打算盘
• She can reckon rapidly on the abacus. 她用算盘算得很快.
• The abacus is the ancestor of the modern computer. 算盘是现代电脑的原型.
• Except for the sharp clicking of Chueh - hsin's abacus counters, all was still. 房里只有算盘珠子的接连的 、 清脆的响声.