a chemical element. Mercury is a poisonous silver liquid metal, used in thermometers.汞；水银- Studies show very high levels of mercury in local dolphins.研究表明，当地海豚中的汞含量很高。
Topics Physics and chemistryc2Oxford Collocations DictionaryMercury is used before these nouns: - emission
- poisoning
- pollution
- …
See full entry Word OriginMiddle English: from Latin Mercurius, from merx, merc- ‘merchandise’. Mercury is the Roman god of eloquence, skill, trading and thieving, as well as being herald and messenger of the gods.