grindstone是什么意思？

grindstone

英[ˈgraɪndstəʊn] 美[ˈgraɪndstoʊn]

• n. 磨石，砂轮，持续辛勤地工作，努力不懈；

复数：grindstones;

例句

• 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。
• A knife is sharpened on the grindstone;steel is tempered in fire. 刀在石上磨,钢在火中炼。
• He sharpened the edge of his knife on a grindstone. 他在磨石上磨快了他的刀刃.
• A knife is sharpened on the grindstone; steel is tempered in fire. 刀在石上磨, 钢在火中炼.
• Take the sickle which is lying on the grindstone. 把磨刀石上的那把镰刀拿去.

词组

• keep one's nose to the grindstone
  work hard and continuously 一刻不停地拼命干
• put (one's) nose to the grindstone【非正式用语】
  To work in earnest. 认真地工作

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  磨石；砂轮
  A grindstone is a large round stone that turns like a wheel and is used for sharpening knives and tools.

英汉词典释义

• n.
  磨石;砂轮
  A knife is sharpened on the grindstone;steel is tempered in fire. 刀在石上磨,钢在火中炼。
  持续辛勤地工作；努力不懈
  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。

英英词典释义

• Noun
  1. a revolving stone shaped like a disk; used to grind or sharpen or polish edge tools