比不上

can't compare with

no; not so / (bound form) not; un-

used in 上聲|上声[shang3 sheng1]

(bound form) up; upper; above; previous / first (of multiple parts) / to climb; to get onto; to go up / to attend (class or university) / (directional complement) up / (noun suffix) on; above

Belgium / Belgian / abbr. for 比利時|比利时[Bi3 li4 shi2]

euphemistic variant of 屄[bi1]

to compare / (followed by a noun and adjective) more {adj.} than {noun} / ratio / to gesture / (Taiwan pr. [bi4] in some compounds derived from Classical Chinese)