HSK 3
Tā juédìng zhāgēn nóngcūn.
He decided to settle down in the countryside.
HSK 3
Zhège guānniàn yǐjīng zài rénmen xīnzhōng zhāgēn le.
This idea has already taken root in people's minds.
HSK 4
Zhè kē shù yǐjīng zhāgēn hěn shēn le.
This tree has already taken deep root.