be off the mark idiom
不正确，不准确（指某人说的或写的东西不符合事实）
If something someone says or writes is off the mark, it is not correct.
His criticisms are way off the mark. 他的评判不对。
Bedini and Curzi were probably not far off the mark in their analysis. 或许本迪尼和克里丝分析的有道理。