a heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals
例句
用作名词 (n.)
Easily hydrolyze to produce basic bismuth nitrate. 易水解生产碱式硝酸铋。
Our samples were prepared by thermal oxidizing bismuth films. 热氧化不够或低速率蒸发形成薄膜富铋,出现无定型或其它相结构,光学吸收限变宽,移向低能处。