压力不够也会让人有厌烦感，有时候甚至觉得生命没有意义。

Not enough stress leads to feelings of boredom and sometimes, meaninglessness.

youdao

也是由于几乎每节课后，输出的心理愉悦感是负向的恒定，即沉重感、压力感、枯燥感、厌烦感。

Because after each lesson they always produce a sense of negative pleasure, that is, the sense of heaviness, pressure, dullness and resentment.

youdao

备考时间不能长，最好一个月，因为每天都看同一本书和同些知识点对任何人来说都是不容易的，时间长了会产生厌烦感。

For reference time cannot grow, best a month, because look everyday same this book and be the same as some of knowledge to nod is not easy to anybody, time grew to be able to produce cheesed move.

youdao