be cracked up to be
US /bi krækt ʌp tu bi/
UK /bi krækt ʌp tu bi/

1.
传闻中那么好, 吹嘘的那么好
to be as good or as important as people say or think
:
•
The movie wasn't all it was cracked up to be.
这部电影并没有传闻中那么好。
•
This new software isn't quite what it's cracked up to be.
这款新软件并没有吹嘘的那么好。