| 单词 | roentgenium |
| 释义 | roentgenium in British English (rɒntˈɡɛnɪəm, rɛnt-) noun a synthetic radioactive element produced in small quantities by cold fusion in a linear accelerator. Symbol: Rg; atomic no: 111 Word origin C21: named after W. K. RoentgenWord lists with chemical |
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