Vertiality
垂直性
🗣️ 情景例句
Are you kidding?
你在开玩笑吗？
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
Really? If you are ill, you must see the doctor.
真的吗？如果是生病了，你得去看医生。