Korean phrase
그때는 못 가겠어요. keu ttae neun mot ka ge sseo yo
Meaning
I don't think I can go then
When to use it
It means the speaker does not think they can go at that time. It is a polite way to decline an invitation for a specific time, often without giving a reason.
Example dialogue
이번 주 토요일에 같이 영화 볼래? i beon chu to yo i re ka chi yeong hwa pol lae
Do you want to see a movie together this Saturday?
미안하지만 그때는 못 가겠어요. mi an ha ji man keu ttae neun mot ka ge sseo yo
I'm sorry, but I don't think I can go then.