PETS四级考试写作精选短语(4)

2014-12-20 16:41:00来源:网络

  back to square one

  An expression used to mean that it is necessary to stop whatever one has done on a new project and to start again completely.

  EXAMPLE:

  When our experimental design for a new solar automobile failed totally on the first day of testing, our engineering department knew it was back to square one.


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