求翻译：但是，慢慢的他便懂得了“不劳而获是不会成功的”这个道理，他的成绩逐渐下滑。后来，他认识到了自己的错误，开始认真学习，通过自己不懈的努力，他终于使成绩赶了上来，老师同学也感到很欣慰。是什么意思？

But, slowly, he will know how to "get something for nothing is not going to succeed this reason, a gradual decline in his results. Later, he realized his mistake, began to seriously study, through their tireless efforts, he finally made the score to catch up, teachers and students are also very plea

But, slowly, he would have learned that the rider is not successful." This, he fell into decline. Later, he realized that his own error, and start learning seriously, through their own efforts, he finally got the results, teachers students were also very pleased.

But, slowly he had then understood “attains without effort cannot succeed” this truth, his result glides down gradually.Afterwards, he realized own mistake, started to study earnestly, through the oneself unremitting endeavor, he finally caused the result to catch up with, teacher schoolmate also fe

But, gradually he learned "something for nothing is not successful" this truth, he gradually decline. Later, he realized his error, get down to your studies, through the unremitting efforts, he finally catch up, the teachers, students were very pleased.

正在翻译，请等待...