| 单词 | unnilseptium |
| 释义 | unnilseptium /yooh'nil sep"tee euhm/, n. Chem., Physics. provisional name for the transuranic element with atomic number 107. Symbol: Uns Also called element 107. [ < L un(us) ONE + nil nothing + sept(em) SEVEN + NL -ium -IUM] |
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