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octangle n.八邊形;八角形 (=octagon)。

octangular

Followed by a three - day trip at lhasa , activities include the potala palace , octangle street , grand temple , zebeng temple , sela temple , gandan temple and luobulin temple D10 、 d11 、 d12 、拉薩三日游:游布達拉宮、八廓街、大昭寺、哲蚌寺、色拉寺、甘丹寺、羅布林卡