Place this clip at the opening of your edit, right before the main scene starts, then follow it with a baby laughing meme sound if the entrance gets a reaction, and finish with a meme instant sound for the closing beat.
關於此聲音
This is a 2.8-second clip of a girl's voice saying 'helo' as a brief greeting. The short delivery feels friendly and light, like a casual hello aimed at getting attention without a full conversation, which makes the moment feel warm and playful rather than formal.