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,当地海豚体内的汞含量非常高。
Oxford Collocations DictionaryMercury is used before these nouns:- emission
- poisoning
- pollution
- …
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.