We got the lightbulbs replaced, and we cleaned every classroom to its core, recycling every, every textbook that was not needed, and discarded thousands of old materials and furniture.
我们也把灯泡换了， 我们把每个教室都清理妥当， 回收了所有没有用过的教科书， 扔掉了一堆堆的旧材料和摆设。