Englishup here, down there (idiom)​; to rise and fall in succession, no sooner one subsides, the next arises, repeating continuously, occurring again and again (of applause, fires, waves, protests, conflicts, uprisings etc)​

Frenchse lever et se baisser alternativement, aller par vagues successives, revenir, se renouveler

Germanyanhalten (V)​