摇身一变

tā mǎi xia le nà ge lǎo zhuāng yuán yáo shēn yī biàn chéng le dāng dì de xiāng shēn

他买下了那个老庄园，摇身一变成了当地的乡绅。

He bought the old manor and set about turning himself into the local squire.

zhè míng dí rén tè wu yáo shēn yī biàn hū rán chéng wéi le ài guó zhě

这名敌人特务摇身一变，忽然成为了“爱国者”。

As if by magic, the enemy agent transferred himself into a "patriot".