Nonrestrictive
a. 非限制性的
🗣️ 情景例句
Hello, Mrs. Herrera. Hi, Carl, how you doing?
你好，Herrera太太，嗨，Carl，你怎么样啦？
The party is making too much noise.
这次聚会太吵了。
Are you kidding?
你在开玩笑吧！