Diphthongization
n. [语]二合双元音化,复元音化
🗣️ 情景例句
He went to Canada on business.
他因公赴加拿大。
Drowning man will catch at a straw.
溺水的人一根草也要抓。
and even so, some starting data has to guessed,
既使是这样，有些开始时的资料也不得不依靠推测，