His teacher asks him how to solve a difficult problem, which the prodigy answers brilliantly as he pushes open the door of the classroom to rush back to his room to write new code.
他的老师问他如何解决一个难题时，这位天才非常聪明回答的同时打开教室的门回到房间去编码了。
2
All the Windows of the classroom are open.
教室里的窗户，全部都开开的。
3
His school will not let me involved in the classroom. I can't even go observe, except open school days.