by trial and error

[baɪ ˈtraɪəl ənd ˈerə(r)]
  • 释义

  • 通过尝试和错误

  • 双语例句
  • 1、

    Many drugs were found by trial and error.

    很多药物都是通过反复试验才发现的。

  • 2、

    They didn't know how to put in a central heating system, but they managed it by trial and error.

    他们不知道怎样安装集中供暖设备, 但是经过反复试验终于安装好了.

  • 3、

    Specific behaviour must be determined by trial and error.

    特殊的行为必须是通过探索试验来决定.

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