How to say "当你远在大唐的时候啊" (dāng nǐ yuǎn zài dà táng de shí hòu a) in Chinese dialogue

dāngyuǎnzàitángdeshíhòua

when you were faraway in the Great Tang,

Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0125:09
chén
ān

Chen'an,

LINE 0225:11
PLAYING SCENE
dāng
yuǎn
zài
táng
de
shí
hòu
a

when you were faraway in the Great Tang,

LINE 0325:14
shì
guà
xīn

I worried constantly.

Show Information
Source MediaTV Series
Season & EpisodeS2 E20
Timestamp25:11
TMDB ID124595