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    2026-02-09
  • “radioactivity”的英英意思

    “radioactivity”的英英意思

    单词 radioactivity 释义 radioactivityAlso with hyphen.[f. radio- 2 + activity.]1. a. The property or condition of being radioactive; (the field of study concerned with) the phenomena displayed by radioactive materials. Hence, the radiation emitted by a r...

    2026-02-09
  • “radioactivity”的意思

    “radioactivity”的意思

    单词 radioactivity 释义 radioactivity n[U].   英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。 ...

    2026-02-09