ӣţţô  ţţ  ţţ  ţţ淨  ţţ  ţţͼ  ţţ淨  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ淨  ţţע  ţţƽ̨  ţţô  ţţ