crabstone

词形变化

crabstones 复数 crabstones

释义与例句

n.
  1. 1.

    A calcareous concretion found in the stomach of crabs and other crustaceans.

    [F]rom cadmium, gravel, crab-stones [translating Krebsaugen], emery and talc I prepared a powder for whitening teeth, and from lye, copper, sal ammoniac and camphor a blue tincture for scurvy, stomatitis, toothache and sore eyes.

词源

From crab + stone.

来源：wiktionary