In 1911 he planned the passion faade and in 1923 the definitive solution to the naves and roofs .

1911年，高迪计划出了对正面大门的设计，1923年，他又想出了对屋顶和洞穴的成熟解决方案。

The vaulted naves , over 30 meters ( 100 feet ) high , were lightened with windows and open colonnades and supported from the exterior with spidery flying buttresses , which gave the inside an ethereal beauty .

拱形的殿超过30米（100英尺）高，轻颖的窗户和开放的柱廊，在外部支撑的蜘蛛飞扶壁，赋予内部空间一种空灵的美。