Diphthongizing
vt. 使双重元音化；读作双元音\\nvi. 变为双元音
🗣️ 情景例句
I don't know. The baby-sitter says she has a stomachache,
我不知道。临时保姆说她肚子疼.
Every horse thinks his sack heaviest.
每疋马认为自己驮的袋子重。
How old are you?
你多大了？