求翻译：我们经常可以看到这样的现象：有的学生觉得轻松、容易，似乎一学就会，一看就懂；而另一些学生虽所学时间、精力比别人多，成绩却问题赶不上去。是什么意思？

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We can often be seen such a phenomenon: Some students feel easy, easy, seems to be a school will know of a number of students; and the other is the time, effort more than other people, the results have not kept pace with the problem.

We may see such phenomenon frequently: Some students thought is relaxed, is easy, as if one study can, as soon as looked understands; Although but another some students study the time, the energy compared to others many, the result question cannot catch up with actually.

We often see this phenomenon: some students feel relaxed and easy, seems to be a will, one can understand; while other students are learning more time and energy than others, but problems catch up with.

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