19:59 É«˜é¢œå€¼è‹—ơǾŽå¥³ä¸»Æ’穿ǀ情ȶ£ä¸å—È£¤é•Œå¤´å‰éœ²å¥¶Éœ²é€¼ä¸Žç‹¼å‹Æ¿€æƒ…ĺ’ÅŠ¨æ‰‹ÆŒ‡ÆŠ É€¼å‘»ÅŸæ·«Æ·«Æ