u0_a25@hwH60:/ $ su root sh /sdcard/FMNS/fmns install Usage: su [options] Options: -c, --command COMMAND pass COMMAND to the invoked shell -h, --help display this help message and exit -s, --shell SHELL use SHELL instead of the default in passwd -v, --version display version number and exit -V display version code and exit. this is 360su u0_a25@hwH60:/ $ 什么意思啊 ,手动安装的 ?? 小白求助~