Place it as the final beat after a doomed suggestion, then follow it with the Nope meme sound for a double refusal, or open with the No God Please No sound before it to build the rejection in two steps.
關於此聲音
This is a very short voice line from Heavy, the large Russian mercenary in Team Fortress 2, delivering a single firm 'No!' in under a second. It feels blunt, stubborn and comically final, like a door slamming on a bad idea. The line comes from the game's Heavy voice lines, where his deep, heavy delivery turns a simple refusal into a memorable reaction.