ӣţţ½  ţţͼ  ţţ  ţţ  ţţƭ  ţţֱ  ţţƭ  ţţ淨  ţţ  ţţ  ţţ¼  ţţ  ţţ淨  ţţ  ţţô  ţţע  ţţ  ţţ  ţţֱ  ţţ