Diphthongizes
vt. 使双重元音化；读作双元音\\nvi. 变为双元音
🗣️ 情景例句
but she sold us our first house and this one.
我们的第一栋房子和这一栋都是她卖的。
A joke never gains an enemy but often loses a friend.
开玩笑总不能化敌为友，反而有时会失去朋友。
Are you looking forward to your holiday?
你在盼着你的假期吗？