"A big surprise" can be translated as "一个大大的惊喜" in Engpsh.
This expression is a way to describe something unexpected and exciting that has happened, often in the form of a gift or an event.
Example sentences in Engpsh:
The birthday party turned out to be a big surprise for everyone.
My best friend showed up at my doorstep with a big surprise.
The big surprise at the end of the movie left me speechless.
Example translations in Chinese:
生日派对成了每个人的一个大大的惊喜。
我最好的朋友带着一个大大的惊喜来到了我的门口。
电影结尾的大惊喜让我说不出话。