Place it at the peak of a fail, after the setup and before the reaction shot, then follow it with the SpongeBob Sad Song for the aftermath or the Law and Order Dun Dun as the verdict on the fall.
关于此声音
This one-second clip is a single voice shouting 'My leg!' in a sudden, pained burst, with no music or other sound around it. It feels instantly funny and over-the-top, like a cartoon injury played for a laugh rather than real pain, with the emphasis on the sudden outburst itself.