I hear a lot of people make that mistake and go in underprepared.

我听说很多人都犯了这样的错误，然后在准备不足的情况下就进去了。

youdao

Afterreviewing her plans, judges ruled Laura was underprepared for such a voyage.

在审阅过劳拉的计划后，法庭认为她对这样的长途航行准备不足。

youdao

And those who do make it to college often find themselves underprepared for its rigors.

WHITEHOUSE: Educational Excellence for Hispanic Americans

Why are the leading players underprepared for the biggest Test series of the year?

BBC: Why India risks losing cricket's top spot

"I don't agree at all that England's bowlers will be underprepared because we're not in the IPL, " said Broad, 23.

BBC: Stuart Broad has no regrets after opting out of the IPL