How to convert the Dual Language RMVB to 1 Language AVI

hahakl

Hi,公仔箱論壇' ?1 w5 y- v  H8 f0 T9 k% Q

8 s. K! R+ p& R' U& Y5 p9 Ctvb now,tvbnow,bttvbAnyone know what software can I use to convert the 2 language RMVB to 1 language AVI?
1 T+ A1 R* k( [& m7 ?) ptvb now,tvbnow,bttvb7 J1 S! F. A) O+ {7 Y0 G
Thank you very much