billon

n. 比朗金(或银)合金

词形变化

billons 复数 billons

释义与例句

n.
  1. 1.

    Any of several alloys of precious metals and base metals that are used (where legal) to make coins, medals etc.

    可数 不可数

词源

Borrowed from French billon, from Old French bille (“stick of wood”).

来源：wiktionary