treen全部木造的,全部木造器具, 小木器treen.树；树状物tree saver采油树内护套tree nodes树形结点tree rules规则子树tree tuple不完全树元组tree heath欧石南属(Erica)(其根可制烟斗)tree water树冠穿透水tree graph树图tree panel目录树窗格tree housen.树上小屋；巢屋tree mouse树鼠