唐代 (Tángdài) means "Tang Dynasty" (618–907 CE), one of the most celebrated periods in Chinese history. It is commonly used in historical and cultural discussions, as in 唐代是中国茶文化最繁盛的时候 (the Tang Dynasty was when Chinese tea culture flourished most).
唐代的诗歌艺术达到了很高的水平。
Táng dài de shīgē yìshù dádào le hěn gāo de shuǐpíng.
The art of poetry in the Tang dynasty reached a very high level.
这座塔是唐代建造的,保存得很好。
zhè zuò tǎ shì Táng dài jiànzào de, bǎocún de hěn hǎo.
This pagoda was built in the Tang dynasty and is very well preserved.
唐代的时候,很多外国人来中国做生意。
Táng dài de shíhou, hěn duō wàiguórén lái Zhōngguó zuò shēngyì.
During the Tang dynasty, many foreigners came to China to do business.