Defectology
n. 缺损学(一门研究人体缺损原因及其治疗方法的学科)
🗣️ 情景例句
Oh, sorry. There must be some mistake.
哦，抱歉，一定是弄错了。
I'm too slow.
我太慢。
One day she came into my room laughing happily.
有一天，她开心地笑着来到我的房间。