useful weight的意思|示意

When losing large amounts of weight, the scale is a useful tool to gauge the change.

当大量减重时，磅秤是一个有用的工具来衡量变化。

Although we at Reed find SAT and ACT scores useful, they receive a good deal less weight in our admissions process.

尽管我们瑞德看来SAT和ACT分数的确很有用，但是这些分数在我们录取过程中占的比重要小得多。

Unfortunately, that conclusion puts too much weight on a useful, but flawed and incomplete, statistic.

不幸的是，这一结论对这个有用但有缺陷、不完整的统计数字给予了过多的重视。