词典词库拼词范例测验

occur 中文

EN[əˈkɜː] [əˈkɝ] [-ɜː(ɹ)]
US
发生, 出现, 存在

    Definition of occur in English Dictionary

  • 动词 (Verb)SGoccursPRoccurringPT, PPoccurred
    1. To happen or take place.
      1. The liftoff will occur in exactly twelve seconds. ‎
    2. To present or offer (itself).
      1. I will write if the opportunity occurs. ‎
    3. (impersonal) To come or be presented to the mind; to suggest (itself).
      1. (sciences) To be present or found.
        1. The chemical monofluoroacetate occurs in all parts of Dichapetalum cymosum, and is responsible for its toxic effects. ‎
    4. 更多范例
      1. 用于句中
        • Furthermore, regression of fibrosis might occur as has been observed in nontransplant patients.
        • The chemical monofluoroacetate occurs in all parts of Dichapetalum cymosum, and is responsible for its toxic effects. ‎
        • As a positive control, all extraerythrocytic parasites, which commonly occur late in P. chabaudi infections, stained positive for TUNEL (fig. S5).
      2. 用于句尾
        • The police had a stakeout in place where they expected the crime to occur.
        • We had to rebid the contract when accusations of fraud by other competitors occurred.
        • In order to lay a foundation for the witness to describe the murder, the prosecutor first had to show that the witness was present when the murder occurred.
    • 词类阶层 (Part-of-Speech Hierarchy)
      1. 动词
        • 缺陷动词
          • 无人称动词
          • 无人称动词
            • 依照形态转换的动词
              • 不规则动词
                • 缺陷动词
                  • 无人称动词
          相关连结:
          1. en occurred
          2. en occurs
          3. en occurrence
          4. fr occurrence
          5. en occurring
          资料来源: 维基词典

          Meaning of occur for the defined word.

          在语法上,这个单字"occur"是一个动词,更具体地来说,是一个缺陷动词,一个无人称动词和一个依照形态转换的动词
          困难度: 级别 1
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          容易     ➨     困难
          明确性: 级别 8
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          明确的    ➨     多用途
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