pitch blende

英 美
  • 沥青铀矿
  • blende n.闪锌矿;褐色闪光矿物
  • pitch n.球场;程度;音调;推销;投掷;街头商贩摊位;沥青;树脂;松脂v.投;颠簸;搭帐篷;定调;推销;用沥青覆盖
名词 pitchblende:
  1. a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore