Diphthongia
n. [医]复音,双音
🗣️ 情景例句
Isn't there a conversation that we have to finish?
我们不是有话还没说完吗？
There's TV coverage of the NBA tournament.
有个NBA联赛的电视报道。
The spheres had been magnetized and attracted or repelled each other all the time.
金属球经过磁化，互相之间不停地相互吸引或相互排斥。