ÎäµÀɽׯµÄ̽×Ó»¹Ã»Óлر¨£¬½ºþÉϵĴ«ÎÅÒѾɢ¿ªÀ´ÁË£¬ÔÚ·ç¶Î¿ÍÕ»Ìýµ½´«ÎŵÄÑྪÄϸоõÓеã¹îÒ죬µ«²¢Ã»ÓÐÈκÎÉ˸С£
»ÃÇ¿ÔÚÑྪÄÏÐÄÄ¿ÖÐÒ²ËãÊÇ×Ô¼ºµÄÇ×´«µÜ×Ó£¬°´ËûµÄÄ¿²â½ºþÉϺÜÄÑÓÐÈËɱµÃÁË»ÃÇ¿µÄ¡£
×îºóÈ·¶¨»ÃÇ¿µÄËÀÍö£¬»¹ÊÇÑྪÄÏÅɳöÈ¥µÄµÜ×Ó»ØÀ´£¬ÑྪÄϲ¢Ã»ÓÐÉ˸У¬ÔÚËûÐÄÄ¿ÖеÄËùÓеÜ×Ó¶¼ÊÇËûÆå×Ó°ÕÁË¡£
¡°Ô¬ºë£¬ÈÕºóÄã´óʦÐÖµÄÖ°Îñ£¬Äã¶¥ÉÏÈ¥¡£¡±
×øÔÚÎäµÀɽׯµÄÑྪÄ϶Ô×Å×Ô¼ºµÚ¶þ´óµÜ×Ó½²µÀ¡£
ÎÞ±êÌâÕ½Ú(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ