At these two corners they must be double from the bottom all the way to the top, and fitted into a single ring; both shall be like that.
板的下半截要双的，上半截要整的，直顶到第一个环子；两块都要这样做两个拐角。
2
Big concrete blocks and double metal posts in the atrium's corners henceforth support the dome and all the concrete floors that extend around the edges on five levels.
中庭角落的混凝土巨块和双层金属杆件从此就支撑起穹顶和所有从五层楼板边缘延伸出的混凝土平台。
3
For double-character word groups, opposite corners (sides) are scanned of the individual character.