卑不足道

not worth mentioning

low / base / vulgar / inferior / humble

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

insufficient / lacking / deficiency / not enough / inadequate / not worth / cannot / should not

excessive

foot / to be sufficient / ample

inconsiderable / of no consequence / not worth mentioning

road / path / CL:條|条[tiao2],股[gu3] / principle / truth / morality / reason / skill / method / Dao (of Daoism) / to say / to speak / to talk / classifier for long thin things (rivers, cracks etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process / (old) circuit (administrative division)

to be too petty or insignificant to mention / to not be worth mentioning (idiom)