Place it at the end of a visual gag, just as the joke lands, then follow it with a Vine Boom to underline the reaction before cutting to the next scene, or use a Bell Ding straight after it to mark a second small win in the same edit.
关于此声音
This is a short toy duck sound, just under five seconds long, with a bright plastic squeak like a bath toy being squeezed. It feels playful and silly, the kind of small noise that makes a listener smile before they have time to think about it.