国家大事
guó jiā dà shìCommon spoken expression used by native Chinese speakers in daily life.
[Authentic Cinema Evidence Base]
(2 clips)
00:03
(是对民众、国事担心 这样很好) ── Previous context
“Unmarried ladies like us should pay more attention to state affairs.”
00:03
(那也太贵了 买不起) ── Previous context
“I can see you don't know much about national affairs.”