Interjectionary
a. interjection的变形
🗣️ 情景例句
Hello, Air China Flight Reservations. May I help you?
喂，你好，中国航空公司订票处，需要帮忙吗？
It's a quiet city.
这是一个安静的城市。
Have you had any breakfast yet?
你吃过早餐了吗？