九九乘法整个复杂
[01:28.39
[01:31.06
[01:33.73
[01:36.42
[01:39.04
[01:41.68
[01:44.34
[01:47.17
[01:48.54
[01:49.90
[01:52.47
[01:53.84
[01:55.13
[01:57.77
[01:59.09
[02:00.44
[02:03.13
[02:04.45
[02:05.73
[02:10.81
[02:13.50
[02:16.20
[02:18.86
[02:21.49
[02:24.13
[02:26.79
课文没讲老师没上
喔～爱X无限大