pets4写作精选短语70

文章作者 100test 发表时间 2011:03:18 19:18:55
来源 100Test.Com百考试题网

　　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.