哪知道

who would have thought that ...?

how / which

(emphatic sentence-final particle, used instead of 啊[a5] after a word ending in "n")

used in 哪吒[Ne2 zha1] / Taiwan pr. [nuo2]

which? (interrogative, followed by classifier or numeral-classifier)

who would have imagined? / unexpectedly

to know / to be aware

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

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

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)