How to say "几经发扬光大" (jǐ jīng fā yáng guāng dà) in Chinese dialogue

jīngyángguāng

and flourished multiple times.

Idioms & Colloquial Expressions
INTERACTIVE SCRIPT TIMELINE
LINE 0102:02
zì nán táng zhī hòu lǐ jiā de mò jīng hòu rén jīng jìn fā zhǎn shù bǎi nián

自南唐之后 李家的墨经后人精进发展数百年

Since the Southern Tang Dynasty, the Li family's ink has been refined by later generations for hundreds of years

LINE 0202:07
PLAYING SCENE
jīng
yáng
guāng

and flourished multiple times.

LINE 0302:09
kě shì nǐ men yán jiū de zhè réng rán shì bǎi nián qián

可是你们研究的 这仍然是百年前

But you've still been studying the ink-making techniques of our ancestors

Show Information
Source MediaTV Series
Season & EpisodeS1 E40
Timestamp02:07
TMDB ID275966