SELECT SUBSTRING_INDEX("迟到50分钟,早退15分钟","分钟",2); 返回:迟到50分钟,早退15 相关文章: 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2021-11-22 2022-01-13 2022-12-23 2022-12-23