å 解éä¸ä¸ºä»ä¹æ¯ the doctor's ï¼å¨ä¸ä¸ªèä¸å称åé¢å 's çæææ¯è¯¥èä¸æå¨çèä¸åºæï¼è¿æ¯ä¸ç§ä¹ æ¯ç¨æ³ï¼ä¹å°±æ¯è¯´ï¼the doctor's 表示çæ¯å»çå·¥ä½åºæï¼å³å»é¢ï¼ãæ以åå¥çæææ¯âä»ä¸å¾ä¸å¸¦ä»å å¼å»å»é¢âï¼å¦æä¸å®ä¸æ³è¦âthe doctorâs âè¿ç§è¡¨è¾¾æ¹æ³ï¼å¯ä»¥è¯´ï¼He had to take his brother to see the doctorã