Unch
abbr. unchanged 无变化的，未改变的
🗣️ 情景例句
Yes?
是吗？
You have to be on time. Don't be late.
只准早到，不许迟到。
She is a strong swimmer and many people feel that she is sure to succeed.
她是一个游泳能手，很多人认为她一定能成功。