N right into W, no breaks, no leaps in pitch, just uhhh, this constant flow of sound.

N 直接进入 W，没有中断，没有音高跳跃，只是呃，这种持续不断的声音流动。

His job is to sit beside the pianist and turn the pages of the score so the musician doesn't have to break the flow of sound by doing it themselves.

他的工作是坐在钢琴家旁边翻动乐谱，这样音乐家就不必自己动手打断声音的流动。