bil.lon
n.（名词）An alloy of gold or silver with a greater proportion of another metal, such as copper, used in making coins.金银合金：金或银与大部分其他金属，如铜的合金，用于铸币An alloy of silver with a high percentage of copper, used in making medals and tokens.含铜较高的银：银和高比例铜的合金，用于铸纪念章和辅币
来源：French 法语 from Old French [ingot] 源自 古法语 [铸块] from bille [log] * see billet 2源自 bille [木材] *参见 billet2
