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