pitchblende

英 ['pɪtʃblend] 美['pɪtʃ,blɛnd]
  • n. [矿物] 沥青铀矿

英英释义


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

实用场景例句


Pitchblende and chalcolite are much more radioactive than uranium itself.
沥清铀矿和铜铀云母比纯铀的放射性强得多.

辞典例句

双语例句


1. Pitchblende and chalcolite are much more radioactive than uranium itself.
沥清铀矿和铜铀云母比纯铀的放射性强得多.

来自辞典例句

英文词源


pitchblende (n.)
also pitch-blende, 1770, a loan-translation of German Pechblende; see pitch (n.2) + blende.