[countable](specialist)a metal that has a very high density (= the relation of its weight to its volume), such as gold or lead重金属
Harmful heavy metals are separated from the soil.有害的重金属与土壤分离。
Factory waste containing heavy metals could cause pollution.含有重金属的工厂废物可能造成污染。
CultureHeavy metal became popular in the 1970s.The term is used of bands and musicians such as Iron Maiden, Uriah Heep, Black Sabbath, Metallica and Alice Cooper. Heavy metal bands and their fans often have long hair, wear leather jackets and dance in a way that is known as ‘ headbanging ’ (= moving the head backwards and forwards very quickly to the rhythm of the music). The songs are often about violence and the occult(= things connected with magic powers).comparehard rock