au fur et à mesure

in keeping with (progressively, in sequence)

“La demande diminue toujours au fur et à mesure que le prix augmente.” — The demand decreases in keeping with the price increase.

Literally, “in proportion and measure”. The noun fur (“rate, proportion”) is obsolete outside this expression.

bit by bit, gradually; as one goes along

“Demain, c'est loin, on n'est pas pressé, au fur et à mesure On avance en surveillant nos fesses pour parler au futur”

Literally, “in proportion and measure”. The noun fur (“rate, proportion”) is obsolete outside this expression.