Place this clip early in a suspense sequence to set up the scene, then follow its final beat with the dun dun dun sound button for the reveal, and save any lighter reaction effect for after the audience has processed the moment.
關於此聲音
This is a long mysterious sound effect lasting about seventeen seconds, built as a single eerie tone sequence with no voice or lyrics. It gives listeners a tense, unsettling feeling, like something hidden is about to be revealed, and keeps that suspense hanging instead of resolving it quickly.