Does any one know the 'top' command 's result's meaning in android?

Question

I have found the result of \'top\' is different from result of in standard linux.I have searched on the web a little bit but I can not find my answer. For example, following is

Answer 1

Try man top on any normal linux / unix (though I don't think Android has man installed by default).

Actually now I look it looks like those column titles aren't mentioned on that man page, but the point stands that man is usually the best place to start looking for information about linux / unix commands.