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Actinium的意思
Actinium
[æk'tɪnɪəm]
(noun.) a radioactive element of the actinide series; found in uranium ores.
编辑:威尔玛
双语例句
- In 1899 Debierne discovered, also in the highly complex pit chblende, actinium, which has proved considerably less radioactive than radium. 李贝. 西洋科学史.
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