拾級而上

to walk slowly up a flight of steps (idiom)

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

and / as well as / and so / but (not) / yet (not) / (indicates causal relation) / (indicates change of state) / (indicates contrast)

to ascend in light steps

to pick up / to collate or arrange / ten (banker's anti-fraud numeral)

to go up or down stairs step by step

level / grade / rank / step (of stairs) / CL:個|个[ge4] / classifier: step, level