“磨石”怎么读

“磨石”的英语可以翻译为：[工] sharpening stone，hone，millstone，grit，abrader ...

他在磨石上磨快了他的刀刃.He sharpened the edge of his knife on a grindstone.难道绕来绕去,绕到磨石口来了 吗 ?Could it be that all these detours had brought them to Moshi Pass?它调节的是石磨的输出,而不是磨石的马力.It regulated the output but not the power of a mills...