quernstone

n. 磨石

词形变化

quernstones 复数 quernstones

别名

quern-stone

释义与例句

n.
  1. 1.

    Either of a pair of stones used for grinding material by hand.

词源

From quern + stone. From Middle English querneston, whernston, from Old English cweornstān, from Proto-Germanic *kwernōstainaz. Cognate with Old High German quirnstein and Old Norse kvernsteinn.

来源：wiktionary