This was the last arch stone bridge. We took a photo of team here.

上山前最后一座石拱桥，在这里，我们集体合影留念。

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This 1 i-arch stone bridge is 266.5 metres long and 7.5 metres wide.

桥全长266.5米，宽7.5米，桥身共11孔，是一座连拱大石桥。

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Roman builders perfected the semicircular arch made of separate blocks of stone.

罗马的建造者完善了由不同的石块构成的半圆形拱门。

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Just as a keystone holds together a stone arch, Pennsylvania was seen as holding together the young American republic.

VOA: special.2009.08.23

The same boats also compete to bring tourists out to the famous natural stone arch where the Pacific Ocean and the Sea of Cortez meet.

BBC: Driving from the top to the tip of Baja California

He has suggested a steel frame and a stone outer shell, leaving enough space for stairways, lifts and service ducts leading to the space in the pediment above, and a basement - possibly a nightclub - linking the arch with the existing stone lodges on either side.

BBC: 'Romantic' attempt to save lost arch