How to convert the Dual Language RMVB to 1 Language AVI

hahakl

Hi,
0 n8 \; ?# c  D5 Ctvb now,tvbnow,bttvb, i: n$ Y4 m# n2 V; ]# ^% D& Y
Anyone know what software can I use to convert the 2 language RMVB to 1 language AVI?
$ |+ Y+ x4 s) t) `% r5 YTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。
3 z4 v/ D# o6 |Thank you very much