Arch

Example of semi-circular arches using limestone block construction at the Great Wall, China.

Horseshoe arches (9th century) in the Mosque of Uqba, in Kairouan, Tunisia.

An arch is a curved structure that spans a space and may or may not support weight above it. Arch may be synonymous with vault, but a vault may be distinguished as a continuous arch forming a roof. Arches appeared as early as the 2nd millennium BC in Mesopotamian brick architecture, and their systematic use started with the Ancient Romans who were the first to apply the technique to a wide range of structures.

单词	Round arch
释义	Round arch 原声例句里奇大叔带你欧洲行 So they had concrete, they had bricks round arches, they had the technology. 里克：所以他们有混凝土，他们有圆拱形的砖，他们有技术。 2011 ESLPod A Spanish colonial has usually rounded arches in the side of the house and in the windows. 西班牙殖民地通常在房子的侧面和窗户上有圆形拱门。雾都孤儿（原版） ' Mr. Gamfield gave an arch look at the faces round the table, and, observing a smile on all of them, gradually broke into a smile himself. ’甘菲尔德先生弓着眼睛看了看桌子周围的脸，看到他们脸上都挂着笑容，他自己也渐渐笑了起来。科技二三事 The stage was actually co-designed by Jonathan Ive and Foster and Partners, and it uses the same rainbow colors as the early Apple logo and features rounded arches that can be fitted with lighting equipment. 这个舞台是乔纳森·伊夫和福斯特建筑事务所共同设计的，彩虹的颜色跟早期苹果商标相同，并安装有照明设备的圆形拱门。里奇大叔带你欧洲行 Stepping inside, you're struck by the stout and harmonious Romanesque design, with its arcade of round arches leading to what must've been an awe-inspiring high altar in the Middle Ages. 走进去，您会被坚固而和谐的罗马式设计所震撼，圆拱拱廊通向中世纪一定是令人敬畏的高坛。英语百科 Arch An arch is a curved structure that spans a space and may or may not support weight above it. Arch may be synonymous with vault, but a vault may be distinguished as a continuous arch forming a roof. Arches appeared as early as the 2nd millennium BC in Mesopotamian brick architecture, and their systematic use started with the Ancient Romans who were the first to apply the technique to a wide range of structures.
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Round arch

Arch