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银币合金
coin silver
- 第二种硬币是两角的合金银币。
The second was a 20-cent coin made of silver alloy. - 大多硬币均由合金制造，比如黄金币和白银币通常含有一定的铜。
Most coins are made of alloys. Gold and silver, for instance, are usually alloyed with copper. - 皇家铸币局发行的2012伦敦奥运会面值五英镑的倒计时系列纪念币也在供应之列，该系列纪念币分为金币、银币及铜镍合金3种不同材质。
The Royal Mint's second ￡5 countdown coins are also on offer which are available in gold, silver and cupro-nickel.
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中国词汇量第二的英语词典
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