磨石砂砾磨石砂礫

mó shí shā lì

释义

millstone grit; coarse sandstone

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汉字

磨mómillstone; to grind, to polish, to rub, to wear out麻石石shístone, rock, mineral厂口砂shāsand, pebbles, gravel; gritty石少砾lìgravel, pebbles石乐