ӣţţ  ţţ  ţţ  ţţ  ţţ½  ţţ  ţţ  ţţע  ţţ  ţţ  ţţ  ţţƻƽ̨  ţţֱ  ţţƻ  ţţ  ţţ  ţţ  ţţע  ţţע  ţţע