卧室门正对楼梯:Skinned our hearts and skinned our knees.什么意思啊？

Skinned our hearts and skinned our knees.什么意思啊？ The national heroes will live forever in our hearts. a promble facing our society <Hazard Of Hearts,A>这个片名翻译成中文是什么 Before our eyes____(spread)a wonderful sight. Our class meeting is ____once a week? Sometimes there is a checkup___in our school. Sometimes there is a checkup___in our school. 请帮我翻译下：A million hearts in world,no one was tears twinkle in smile. Our teachers are having a m___in the teachers' office.