roof中等

“Glazing on windows, doors and roof lights must cover no more than 25% of the floor area to prevent heat loss,” he says.

“为防止热量流失，窗户、门和天窗上的玻璃面积不得超过地面面积的25%，”他说。

This is now a question for Gloria Mackenzie, an 84-year-old widow who recently emerged from her small, tin-roofed house in Florida to collect the biggest undivided lottery jackpot in history.

这正是格洛丽亚·麦肯齐如今面临的问题。这位84岁的寡妇最近从她在佛罗里达州那间铁皮屋顶的小房子里走出来，领取了史上最大的一笔独得彩票头奖。