How to convert the Dual Language RMVB to 1 Language AVI

hahakl

Hi,5.39.217.77+ K( d0 ]/ U6 [! J' l; ?
. K! D+ H" }# o# u
Anyone know what software can I use to convert the 2 language RMVB to 1 language AVI?
3 P# b4 V& _4 s" A5.39.217.77公仔箱論壇+ {1 z9 h6 q* L: \6 ]
Thank you very much