amalgam
1.N-COUNT 可数名词混合物 Something that is an amalgam of two or more things is a mixture of them.
【搭配模式】：oft Nof pl-n
2.N-UNCOUNT 不可数名词（用作补牙材料的）汞齐，汞合金 Amalgam is a mixture of mercury and another metal, usually silver, that is used in dentistry to make fillings.
【搭配模式】：oft N n
...amalgam fillings.
汞合金填充物
