1. 混合物
Something that is an amalgam of two or more things is a mixture of them.

2. （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.

1. a combination or blend of diverse things

e.g. his theory is an amalgam of earlier ideas

2. an alloy of mercury with another metal (usually silver) used by dentists to fill cavities in teeth
except for iron and platinum all metals dissolve in mercury and chemists refer to the resulting mercury mixtures as amalgams

Synonym: dental amalgam