whetstone

whetstone

[ˈwetstəʊn]

n.磨石，油石;

复数： whetstones

英文例句/中文翻译：

1、

"there is no such whetstone, to sharpen a good wit and encourage a will to learning, as is praise" (roger ascham).

“没有一种东西能象赞扬一样磨砺机敏的智力，鼓励求智的愿望”（罗杰·阿斯克姆）。更详细。

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2、

Mechanism of ball superfinishing Test on Grinding Performance of Whetstone in Centerless Superfinishing

钢球精研的研磨机理超精磨削油石的磨削性能试验研究

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3、

There is no such whetstone, to sharpen a good wit and encourage a will to learning, as is praise

没有一种东西能象赞扬一样磨砺机敏的智力，鼓励求智的愿望

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