pitchblende的意思

pitchblende

英式音标['pɪtʃ,blɛnd]
美式英标['pɪtʃblend]

基本解释

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.

实用例句

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.

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