Put it right at the boundary between sections, after the previous point has finished and before the new one begins. Follow it with a bell ding to mark the fresh start, or place a vine boom before it when the last point needs a heavier close.
关于此声音
This is a short two-second sound effect built around the word next, presented as a quick cue that cuts straight to the point. It feels brisk and matter-of-fact, like a nudge to keep things moving rather than linger, and its directness makes it easy to place between ideas without breaking the flow.