actinium

[ækˈtɪniəm] [ækˈtɪniəm]

n. [化学]锕(元素符号 Ac)

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    2023-05-28 10:01:44 2023-05-28 08:32:06 2023-05-28 08:15:46 2023-05-28 09:52:18 2023-05-28 08:23:22 2023-05-28 07:59:10 2023-05-28 08:05:14 2023-05-28 09:03:47 2023-05-28 09:53:51 2023-05-28 08:33:58 2023-05-28 08:02:44 2023-05-28 09:49:52 2023-05-28 09:21:31 2023-05-28 10:13:16 2023-05-28 10:13:52 2023-05-28 08:58:23 2023-05-28 09:53:00 2023-05-28 09:15:33 2023-05-28 08:45:24 2023-05-28 09:10:26