1 ผลลัพธ์ สำหรับ buhrstone
หรือค้นหา: -buhrstone-, *buhrstone*

Collaborative International Dictionary (GCIDE)
Buhrstone

n. [ OE. bur a whetstone for scythes. ] (Min.) A cellular, flinty rock, used for mill stones. [ Written also burrstone. ] [ 1913 Webster ]


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