grao

词形变化

graos 复数

释义与例句

n.
  1. 1.

    A traditional short Portuguese unit of length, equivalent to about 4.6 mm.

    历史
  2. 2.

    A traditional short Portuguese unit of mass, equivalent to about 50 mg.

    历史

词源

From Portuguese grão (“grain”), from Old Galician-Portuguese grão, from Latin grānum. Doublet of corn, grain, gram, and granum.

来源：wiktionary