Hyperbolicity
双曲率
🗣️ 情景例句
Who's going to be there?
有谁要参加？
You'd better wear a light jacket.It's chilly today.
你今天最好穿一件浅色的夹克衫。 今天很冷。
Can I ask you what it's about?
请问你有什么事儿？