Diphthongize
vt. (使)二合元音化, 复元音化
🗣️ 情景例句
My son must have put you to a lot of trouble.
我儿子一定给你带来不少麻烦。
Every one's faults are not written in their foreheads.
知人知面不知心。
Are you going to be a sailor when you leave school?
你毕业后打算当海员吗？