ӣţţ½  ţţע  ţţ淨  ţţ  ţţͼ  ţţ  ţţ  ţţͼ  ţţƻ  ţţ½  ţţ  ţţ  ţţ¼  ţţ½  ţţ淨  ţţ  ţţô  ţţ  ţţ  ţţƭ