形容詞 bimetallic:

1. pertaining to a monetary system based on two metals
   同義詞：bimetallistic
2. formed of two different metals or alloys; especially in sheets bonded together
   同義詞：bimetal

bi.me.tal.lic

adj.（形容詞）
Consisting of two metals, often bonded together and having different rates of thermal expansion.
雙金屬的：由兩種通常是結合在一起且具有不同熱膨脹系數(shù)的金屬組成的
Of, based on, or using the principles of bimetallism.
（金銀）復本位制的：（金銀）復本位制的、以之為基礎的或應用之的