ӣţţ½  ţţ½  ţţע  ţţ  ţţ  ţţ½  ţţֱ  ţţ  ţţ  ţţ  ţţ¼  ţţ  ţţ  ţţ  ţţƻ  ţţ½  ţţ  ţţ  ţţ½  ţţͼ