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
Come on, Richard.
过来， Richard。
The mailman is delivering letters.
邮差在发信。
Some children can cover the whole length of the pool without coming up for breath even once.
有些孩子能够跑完游泳池的全长而不用露出水面换气。