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词汇
protoactinium
释义
protoactinium
英ˌprəʊtəʊ'æktɪnɪəm美ˌproʊtoʊ'æktɪnɪəm
基本
英英
近义反义
n.
镤
¹⁰⁰
Noun:
a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
近义词
pa爸爸protactinium化鏷
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更新时间:2024/12/23 14:19:14