natural bridge or arch formation created by the erosion of a cliff or headland by sea waves

A coastal landform created by wave erosion where a headland is eroded from both sides to form a natural bridge or arch; also called [[海穹|海穹|hai3 qiong2]], [[海拱|海拱|hai3 gong3]], or [[海蚀拱桥|海蝕拱橋|hai3 shi2 gong3 qiao2]]