ӣţţ  ţţ  ţţ淨  ţţ  ţţ  ţţ½  ţţע  ţţ¼  ţţ½  ţţƻƽ̨  ţţ  ţţ  ţţ淨  ţţ  ţţô  ţţ  ţţע  ţţ  ţţ  ţţ