They also learned to use the abacus.他们还学习珠算。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.operate an abacus打算盘use an abacus打算盘She can reckon rapidly on the abacu...
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....
He kept battering away at the door.他接连不断地砸门....boys who witness fathers battering their mothers.目睹父亲殴打母亲的男孩们They were battering the door, they were breaking in...他们正在使劲捶门，就要闯进来了。They were battering the door, they were br...
眼疲劳可不是个玩笑.Eye strain is no joke.?为了减轻眼疲劳, 我们将在公司的每一台计算机上都安装防辐射屏.To reduce eyestrain, we are going to install anti - glare screens on all of the company's computers.检查是否有眼疲劳.Check for eyestrain by putting your hand t...