| 单词 | pitchblende |
| 释义 | pitchblende n[U] black shiny mineral ore which is the main source of uranium and radium 沥青铀矿. |
英汉双解词典包含38652条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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单词 pitch-black 释义 pitch-black adj completely black 乌黑的. 英汉双解词典包含38652条英......