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单词 definite period
释义
definite period
  • 简明释义
  • 明确期限：指已经确定的、明确的时间段。
  • 网络释义
  • 1

    ?定期

    群论英语词汇翻译 ... 定核 definite kernels 定号二次形式 definite quadratic form 定量 definite quantity ...

短语
  • 双语例句
  • 1
    The interest in many good books that are written is limited to a definite period of history.
    许多的好书其重要性只限于某一特定的历史时期。
  • 2
    The process of annealing consists of heating the steel to an elevated temperature for a definite period of time and, usually, cooling it slowly.
    退火工艺的组成为把钢加热到一定温度并保持一段时间，通常再缓慢冷却。
  • 3
    The amount of this varied from one-thirtieth to one-tenth of the annual revenue, and as a rule it was raised only for some definite period of years.
    年税率在什一至三什一不等，但这项税收只在特定时间征收。
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更新时间：2025/8/6 23:02:32