ӣţţƻƽ̨  ţţͼ  ţţ淨  ţţ  ţţô  ţţע  ţţ  ţţ  ţţ  ţţֱ  ţţ¼  ţţ  ţţ  ţţע  ţţ  ţţ  ţţô  ţţ  ţţ½  ţţƻ