999英语网 单词
pitchblende的意思
pitchblende
英 ['ptblend]
美 ['pt,blnd]
- n. [矿物] 沥青铀矿
英文词源
- pitchblende (n.)
- also pitch-blende, 1770, a loan-translation of German Pechblende; see pitch (n.2) + blende.
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