求翻译：上学要穿戴整齐；上课不迟到、不早退；课堂上不能使用手机；保持校园清洁；走路靠右行，诺要骑自行车上学，自行车一律放在第五楼教学楼左边的操场上。是什么意思？

School to be dressed; class and do not be late, do not leave early; the classroom can not use the phone; to keep the campus clean; walk right-hand line, promise to ride a bike to school, bike be left on the fifth floor classroom building on the playground.

school classes to be dressed; no later than that, do not leave early; classroom cannot use cell phones; maintain campus clean; walk on the right-bank, to ride a bicycle to school, cycling is placed in the first floor 5 teaching building on the school playground on your left.

Goes to school must dress neatly; Attends class is not late, does not leave early; In the classroom cannot use the handset; Maintains the campus to be clean; Walks depends on the right side, the promise must ride the bicycle to go to school, the bicycle all places left side of the fifth building cla

To go to school dressed; not to be late for class, does not leave early; class cannot be used on mobile phones; keeping the campus clean in walking on the right lines, promise to go to school by bike, bikes will be placed on the fifth floor classroom building on the left side of the playground.

To go to school dressed; not to be late for class, does not leave early; class cannot be used on mobile phones; keeping the campus clean in walking on the right lines, promise to go to school by bike, bikes will be placed on the fifth floor classroom building on the left side of the playground.