ӣţţ½  ţţ淨  ţţ  ţţ  ţţ  ţţƻ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţע  ţţ  ţţ淨  ţţô  ţţ  ţţƽ̨  ţţ