又不是什么大事
yòu bú shì shén me dà shìCommon spoken expression used by native Chinese speakers in daily life.
[Authentic Cinema Evidence Base]
(2 clips)
00:02
(竟然敢骗人 ♫走到哪♫ 她怎么没一句真话呀) ── Previous context
“News travels fast with dad. ♫Let’s go together♫ It's no big deal”
00:03
(这事你该 单独见面的时候跟她说) ── Previous context
“But it's not a big deal and we don't see each other alone”