eka-actinium
名词 n.
英文释义
名词 n.
- unbiunium (element 121)
- untriennium (dvi-lanthanum) (element 139)
词源
Etymology tree
English eka-
English actinium
English eka-actinium
From eka- + actinium.
English eka-
English actinium
English eka-actinium
From eka- + actinium.
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数据来源: Wiktionary