Place it at the end of an edit after a visual setup, then follow it with Bruh as a reaction to the obvious statement. For a second version, open with Goofy Ahh Sounds before the line so the reply builds in two steps.
關於此聲音
This 3.4-second meme clip is built around the single phrase 'the fish is swimming', presented as a short, self-contained moment with no extra setup. It gives a dry, offbeat feeling, funny because the line is so plain and literal. That plainness makes it stick, turning an ordinary observation into a brief, absurd punchline for a chat or a clip.