求翻译：据报道我国小学生书包平均重量为3、5公斤，初中生为5、5公斤，书包超重现象十分普遍。请跟据这一现象，按照以下要点写一篇英语短文。是什么意思？

It is reported that the average weight of schoolbag in China 3,5 kg, 5,5 kg for the junior high school, overweight is widespread. Please According to this phenomenon, according to the following points to write an English essay.

My primary students reported an average weight of schoolbags, middle school, and 3, 5 kg for 5, 5 kg, 10 overweight schoolbags prevalent phenomenon. Please follow the following points in accordance with this phenomenon, write an English essay.

According to reported our country elementary student book bag weight average is 3, 5 kilograms, the junior high pupil is 5, 5 kilograms, the book bag overweight phenomenon is extremely common.Please with according to this phenomenon, write an English short written work according to following main po

According to reports in China's schoolbag average weight of 3, 5 kg, 5, 5 kg junior high school students, overweight schoolbags are rife. According to this phenomenon, in accordance with the following points in writing an English essay.