Uus
abbr. user-to-user signaling 用户对用户信令，用户间信令
🗣️ 情景例句
Good-bye. And hope to see you soon.
再见。希望很快再见到你们。
Take two pills and have a good rest.
吃两片药，好好休息一下。
Yes, please.
好的，请放一些。