I; me; my

not to know / unaware / unknowingly / fig. not to admit (defeat, hardships, tiredness etc)

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

to know / to become aware of / also pr. [zhi1 dao5]

to know; to become aware of / also pr. [zhi1 dao5]

to know / to be aware

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)