英语词汇“protactinium”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	protactinium
释义	pro·tac·tin·i·um 英ˌprəʊtækˈtɪniːəm美ˌprotækˈtɪniəmAHDprō'tăk-tĭnʹē-əm 基本英英词源记法近义反义 n.化鏷 Noun: a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into leadprota-,原始的，最早的，actinium,锕。因这种放射性元素为锕的早期存在形式。prot-actinium⇒n.化鏷近义词 pa爸爸protoactinium镤
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