Catoptrics
n. 反射光学\\n[医] 反射光学
🗣️ 情景例句
He's writing to invite me
他写信邀请我
It's fine once you get used to it.
习惯就好！
After years of conditioning, most of us have developed an unshakable faith in railway timetables.
经过多年的适应，大多数人对火车时刻表产生了一种不可动摇的信念。