布魯內萊斯基，菲利波1377－1446意大利建筑師，其作品在佛羅倫薩文藝復興時期享有盛名。其杰作是佛羅倫薩大教堂的八邊形肋骨穹隆
Italian architect celebrated for his work during the Florentine Renaissance. His greatest achievement is the octagonal ribbed dome of the Florence cathedral.
穹頂一種半球形的屋頂或天花板
A domed roof or ceiling.
拱楔塊用于形成拱或穹窿的曲線部分的楔形石頭中的一塊
One of the wedge-shaped stones forming the curved parts of an arch or a vaulted ceiling.
在中世紀時期，詩人常把天空叫作“蒼穹”。
In medieval times, poets often called the sky "the vault of heaven".
