Diphthongic
a. diphthong的变形
🗣️ 情景例句
You'll be fine.
你不会有事的。
The students tumbled over each other as they got off the bus.
学生们下车的时候，由于拥挤一个叠一个的摔倒了。
He was very healthy and happy, but he could not look after himself.
他很健康，非常欢快。但不能照料自己。