food is life，， and knowledge to save the soul.倒下的是剩饭，流走的是血汗。学校食堂标语，知青的年代已过去，请勿再“插队” 。相互谦让，亲如一家。天地“粮”心，珍食莫蚀。学校食堂可真大，干净整洁靠大家，来买饭时请排队，争先恐后真不对。civility and decorum and order.the distinguished person is distinguished themselves， and with the convenience of others is easy.a net food is not sick， food is ...
