boulangerite的翻译，读音
英/bu:'lændʒәrait/
释义：
n. 硫锑铅矿
n. A mineral of a bluish gray color and metallic luster,
usually in plumose masses, also compact. It is a sulphide of antimony
and lead.
n. A mineral of a bluish gray color and metallic luster,
usually in plumose masses, also compact. It is a sulphide of antimony
and lead.