Place it at the climax of a win or reveal, then follow it with kids cheering to keep the celebration going. For a bigger reaction, put oh my god wow just before it, so the surprise builds into it and the ending lands cleanly.
关于此声音
The clip is a single drawn-out shout of 'Let's gooooooo', stretched across about four seconds by one excited voice. The extended vowels turn a short cheer into a full celebration, unmistakably triumphant. It feels joyful and hyped, like the moment a win finally lands and everyone wants to shout about it together.