tree-house

n structure built in the branches of a tree, usu for children to play in or on 树上的小屋（建在树枝之间的, 通常供儿童游戏用）.

treasonable, treasonably, treasure, treasure trove, treasure-house, treasure-hunt, treasurer, treasury, Treasury bill, treat, treat sb. as, treat sb. for, treatable, treatise, treatment, treaty, treble, treble chance, tree, tree-fern, tree-line (also `timber-line), tree-top, tree-trunk, treeless, trefoil, trek, trellis, tremble, trembler, trembling, trembly, tremella, tremendous, tremendously, tremolo, tremor, tremulous, tremulously, trench, trench coat,