calcar

n. 氧化炉, 熔炉, (鸟,花的)距

词形变化

calcars 复数 calcaria 复数

释义与例句

n.
  1. 1.

    A small oven or furnace, used for the calcination of sand and potash, and converting them into frit.

  2. 1.

    A spur-like projection.

    医学 生物 植物学

词源

From the Italian calcara (“lime-kiln”).

来源：wiktionary