| 单词 | dental amalgam |
| 释义 | dental amalgam (once / 984943 pages) n WORD FAMILY dental amalgam: dental amalgams USAGE EXAMPLESIts own code of ethics prohibits member dentists from raising concerns about health risks from dental amalgam. New York Times(Sep 19, 2016) Dental amalgam has been the go-to dental filling material for more than 150 years. Time(Oct 04, 2016) Approximately 50% of a dental amalgam filling is elemental mercury by weight. Los Angeles Times(Oct 03, 2015) n 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 Syn|Hyper amalgam alloy, metal a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten |
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