详细解释:【化】 重金属
【经】 重金属
英语解释：
名词 heavy metal:
a metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight (especially one that is poisonous like mercury or lead)loud and harsh sounding rock music with a strong beat; lyrics usually involve violent or fantastic imagery例句：
A heavy metal body, especially the head of a power hammer.锤头一种重的金属体，特指汽锤或打桩机的锤头