英语短语词组词汇protoactinium的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	protoactinium
释义	protoactinium[,prəutəuæk'tiniəm] n.镤(protactinium的旧称)
随便看	counterscarp counterscarps counter-selection countershading countershadings countershaft countershafting countershafts countershock countershocks countersign countersignature countersignatures countersigner countersink countersinker countersinking countersinks countersorcery counterspies counterspot counterspy counterspying counterstain counterstatement

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