下课时间到了 老师 你们辛苦了 同学们 请有序上下楼梯 注意安全
[id:$00000000] [ar:多来咪] [ti:下课音乐铃声及语音提示 (片段)] [by:] [hash:07c38f8816027ddf805234f1fb91c350] [al:] [sign:] [qq:] [total:43990] [offset:0] [00:12.38]下课时间到了 [00:13.95]老师 [00:15.01]你们辛苦了 [00:17.37]同学们 [00:18.64]请有序上下楼梯 [00:21.12]注意安全