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.The abacus is the ancestor of the modern computer.算盘是现代电脑的原型.She can reckon rapidly on the abacus.她用算盘算得很快....
The moulds for the foundry are made in the tool-room area.铸造车间的模具是在工具间生产的。In this case the eyedropper tool and the color window are extremely handy.既然如此,拾色器工具和色彩床后就显得超级方便.LFG tool has been removed.寻求组队工具被去除.One method in...