是tree structure树形结构吧?
可是在这怎么画呢?简单说一下意思吧
A.Smoking cigars can be nauseating (to others)吸烟使别人作呕.
a.Smoking cigars (itself) can be nauseating.吸烟使吸烟者作呕.
B.The little boy saw the old man (with the telescope).
小男孩用望远镜看那老人.
b.The little boy saw (the old man with the telescope.)
小男孩看到那老人带着望远镜.
不知道分析的对不对?