週而復始

lit. the cycle comes back to the start (idiom); to move in circles / the wheel comes full circle

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

to begin / to start / then / only then

to go and return / to return / to resume / to return to a normal or original state / to repeat / again / to recover / to restore / to turn over / to reply / to answer / to reply to a letter / to retaliate / to carry out

week / weekly / variant of 周[zhou1]