来尝试一种别样的通讯体验吧。Signal 不仅提供各种常见的功能，还尤为注重隐私安全。 Although Signal has an extremely common interface, it's totally distinctive beneath the hood. Your conversations in Signal are stop-to-end encrypted, which implies that not even the owners of Signal can monitor them. Only the people today during the dialogue can see them. Signal's Sophisticated privacy-pre... https://www-signal.com/