big deal
US /bɪɡ diːl/
UK /bɪɡ diːl/

1.
大事, 大不了的
something important or significant
:
•
Getting this promotion is a really big deal for my career.
獲得這次晉升對我的職業生涯來說是件大事。
•
It's no big deal if you can't make it to the party.
如果你不能來參加派對,那沒什麼大不了的。
2.
那又怎樣, 沒什麼大不了的
used ironically to suggest that something is not as important as someone thinks
:
•
So you got a new phone, big deal. Mine is better.
所以你買了個新手機,那又怎樣?我的更好。
•
You finished the report an hour early? Big deal, everyone else finished yesterday.
你提前一小時完成了報告?那又怎樣,其他人昨天就完成了。