grindstone meaning in English
n.
磨石；【机械工程】砂轮形磨石。 hold [keep] one's [sb.'s] nose to the grindstone 不断折磨自己[某人]，使自己[某人]埋头辛苦地劳动。
Examples
- He sharpened the edge of his knife on a grindstone
他在磨石上磨快了他的刀刃。 - It ' s a pity i have to get back to the grindstone
遗憾的是我不得不回去工作。 - If you keep your nose to the grindstone , you ’ ll succeed
如果你努力不懈，就会成功的。 - They ground the knife on a grindstone
他们在磨刀石上磨刀子。 - Put one ' s nose to the grindstone
鼻子冲着磨刀石专心工作