U-s
abbr. upper-stage 上级，顶级
🗣️ 情景例句
Hello, Mrs. Herrera. Hi, Carl, how you doing?
你好，Herrera太太，嗨，Carl，你怎么样啦？
What is she doing now?
她现在干些什么呢？
I'm sorry, but we have a problem here.
对不起，我们有困难。