Place this alert at the exact frame a phone appears on screen, then let the scene react to it. Follow an ignored text with the awkward crickets button for the letdown, or precede a big reveal with a whip crack to shift attention.
关于此声音
This is a brief 2.4-second phone alert tone, a clean electronic chime designed to signal an incoming text message. It feels urgent and attention-grabbing without being startling, the familiar nudge that makes you glance at your screen even when you know no message has actually arrived.