Retractability
n. 收缩核
🗣️ 情景例句
Sure.
当然。
This year I'm in a co-ed dorm.
今年我住在男女生合住的宿舍。
The change between hot and cold temperatures makes the blood move around the shoulder and the damaged parts begin to repair themselves.
冷热交替使肩膀周围的血液循环，受伤的部位开始自己修复。