@echo off
for /f "delims=" %%a in ('dir /a-d/s/b *.264') do (
"D:/Program Files (x86)/mkvtoolnix\mkvmerge.exe" --ui-language zh_CN --output ^"%%~dpa%%~na.mkv^" --language 0:jpn ^"^(^" ^"%%~a^" ^"^)^" --language 0:chi --track-name ^"0:国语^" ^"^(^" ^"%%~dpa%%~na.aac^" ^"^)^" --track-order 0:0,1:0
del "%%~a" "%%~dpa%%~na.aac"
)
pause