唐中后期以前，巴蜀地区茶业经济较发达。

Before late Tang Dynasty, Bashu's tea economy is quite flourishing.

youdao

但自唐中后期以后，茶业经济逐步呈现出衰退趋势。

But after that period, the tea economy is in the recession.

youdao

但自唐中后期以后，茶业经济逐步呈现出衰退趋势。

But after that period, the tea economy is in the recession.

youdao