为在珀欣要保持的溜冰的冠军在林肯，集中的2004国家室内的速度和图的时间表嘴。
The schedule for the 2004 National Indoor Speed and Figure Skating Championships to be held at Pershing Center in Lincoln , Neb.
最后以美国洛杉矶市珀欣广场为例，对论点作进一步的说明。
At end , the author makes further explanation of the theory by means of analyzing a typical example .
珀欣