grindstone GRE

A knife is sharpened on the grindstone;steel is tempered in fire.

刀在石上磨,钢在火中炼。

Keep your nose to the grindstone and you should pass the exam easily.

刻苦学习， 你就能不费力气地通过考试。

I will take exams in two weeks, so I'm keeping my nose to the grindstone just at the moment.

我星期后要考试, 因而眼下正埋头苦读。

There's a gaudy big grindstone down at the mill, and we'll smouch it, and carve the things on it, and file out the pens and the saw on it, too.

锯木厂那儿有一块又大又棒的磨刀石，我们可以去把，在上面刻东西，另一方面又可以在上面磨笔和锯子。”

He sharpened the scythes on the grindstone, slaughtered a pig, caught and salted fish, ground barley in a water-driven gristmill and grew and stored potatoes.

他用砂轮磨镰刀，宰猪，抓鱼腌鱼，在水磨坊碾大麦，种土豆收土豆。