Verb + 良久
The adverb 良久 (liángjiǔ) means 'for a long time' or 'for quite a while.' It is a literary expression typically used in written or formal Chinese to describe a prolonged pause or duration. It often appears after a verb or at the end of a clause.
他沉思良久,终于开口说话了。
Tā chénsī liángjiǔ, zhōngyú kāikǒu shuōhuà le.
He pondered for a long time before finally speaking up.
两人对视良久,谁也没有先说话。
Liǎng rén duìshì liángjiǔ, shéi yě méiyǒu xiān shuōhuà.
The two gazed at each other for a long time, and neither spoke first.
她犹豫良久,最后还是决定去了。
Tā yóuyù liángjiǔ, zuìhòu háishì juédìng qù le.
She hesitated for a long time but finally decided to go.