磨石；粉碎器；重担 (between the upper and the nether millstones 陷在苦境。hard as the nether mill-stone 残酷。millstone grit 【地质学；地理学】磨石硬沙岩。see [look] through [into, far into] a millstone 感觉(尤指眼光)十分锐利。weep millstones 〔口语〕决不哭；毫不伤心)。
mill: n. 〔美国〕密尔〔一美元的千分之一〕。
stone: n. 1.石，石头，铺石，石料。 2.宝石 (＝prec ...
例句与用法
1.
It has the multi - function of cutting side , rotating angles , grinding side and milling stone line . as a durable equipment with sealed lubricant tracks , it can cut stone to the very precision 本机具有切边、倒角、磨边，铣石线功能，导轨采用油浸式密封防护，切割精度高，经久耐用。
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