We introduce a Param type that contains all the information about a function param:
:first-child]:h-full [&:first-child]:w-full [&:first-child]:mb-0 [&:first-child]:rounded-[inherit] h-full w-full
，这一点在heLLoword翻译官方下载中也有详细论述
But when we got close to compiling fpm, we realized we are still not quite
stored once in the shared array, saving even more precious space.