?拱尖

... sofe moist rot ==> 湿腐 soffit cusp ==> 拱尖 soffit finish ==> 底面裂抹灰 ...

[建]?拱键

... socle 台座 soffit cusp 拱键 soffit finish 底面抹灰 ...

?拱顶石

... 拱顶花格 tracery 拱顶石 capstone; lech; arch keystone; soffit cusp 拱顶室 alcore ...