47:25 ๅฅณใฃๆฐใใชใๅใๅฐใใซใซใใใใฎใใใซไบบ็ฎใๆใใๅใ่ชๆใใฆ๏ผใคใใฆใ่ชๅใซ่ๅฅฎใใใฎใใใใพใใซใฏใใใพโใใใฑใใผใใใฆโฆใใผใ2