mthongs
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མཐོངས
opening/ gap, hole [for smoke], pavilion, platform, open gallery, expanse, depth, vision, view, empty space, house's rgya mthongs) [IW]
an opening for the smoke, pavilion, platform, open gallery, expanse, depth, vision, view. nam mkha'i mthongs nas from the expanse of the sky [RY]
view, prospect, sphere, illuminated space, opening in the wall or roof for light or smoke, platform on a flat roof, opening, gap, hole [JV]