The temple of heaven has outer wall and the altar, the north is round compound has wall, the south is square, take meaning nature round place.

天坛有外坛墙和内坛墙，北面是圆形，南面是方形，取意天圆地方。

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At the 4th floor, there is a functional combination: entertainment room, altar room, laundry room, a small garden and a roof with a hole to enable the direct contact with nature.

第四层是功能性的组合空间：娱乐室、祭祀室、洗衣房、小型花园和保证与自然直接接触的开洞的屋顶。

youdao

At the 4th floor, there is a functional combination: entertainment room, altar room, laundry room, a small garden and a roof with a hole to enable the direct contact with nature.

第四层是功能性的组合空间：娱乐室、祭祀室、洗衣房、小型花园和保证与自然直接接触的开洞的屋顶。

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