任务越重要或难度越大分数也越高。

The more important or difficult the task, the more points are earned.

youdao

招生官员不仅仅看他们的分数，也看他们所学课程的难度。

Admissions officers look not only at the grades that the student has earned. They also look at the level of difficulty of the classes.

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运动员所得分数去掉一个最高分和一个最低分，剩下5个得分的总和乘3除5再乘以难度系数就是该动作的有效得分。

The highest and lowest scores are scratched. The remaining five scores are totaled, multiplied by 3, divided by 5, then multiplied by the degree of difficulty.

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And, likewise, there will be a test running from 1:05 to 1:55: two different tests of comparable difficulty. I did this last year, and the difference in the scores on all three tests 1% was less than 1%.

还有，测试的时间会是,从1点5分到1点55分，两个不同的测试,但是难度差不多，我去年这样做过，3个测试的分数的区别,不到。

麻省理工公开课 - 固态化学导论课程节选