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