Subject + 很 + 旺
旺 (wàng) means "vigorous," "flourishing," or "strong," often used to describe fires, business, or energy levels. It conveys a sense of thriving intensity. For example, 炉火很旺 means "the fire is burning strongly."
今年生意特别旺,比去年好多了。
Jīnnián shēngyì tèbié wàng, bǐ qùnián hǎo duō le.
Business has been especially booming this year, much better than last year.
这家店人气很旺,每天都排长队。
Zhè jiā diàn rénqì hěn wàng, měi tiān dōu pái cháng duì.
This shop is very popular; there's a long line every day.
火烧得很旺,整个房间都暖和了。
Huǒ shāo de hěn wàng, zhěnggè fángjiān dōu nuǎnhuo le.
The fire is burning vigorously, and the whole room has warmed up.