翻譯：他荒廢學業已經三年了，要想在半年內趕上別人，可不是一件容易的事情。翻譯：他荒廢學業已經三年了，要想在半年內趕上別人，可不是一件容易的事情。

熱心網友

He has got three years out of school, and now he wants to catch up the others within half a year. it's not a piece of cake for everyone. He has dropped out of the school for three years.It's not easy to catch up others within half a year.

熱心網友

It won't be easy for him to catch up with others in 6 months since he had neglected his studies for 3 years.

熱心網友

It's not an easy thing for him to catch up with others in half a year for he had neglected his studies for 3 years.一個好長好長的句子！不過很容易看懂！