grindstone
n
1 stone shaped like a wheel, turned on an axle, against which one holds knives or other tools to sharpen them 砂轮.
2 (idm 习语) keep one's/sb's nose to the grindstone => nose1.
🗣️ 情景例句
When I say something, I mean it.
我说的一定会兑现。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。
Actually, my interest was directed more towards what particular markets you foresee for our product.