I can't give you anything more than just sort of a ballpark figure.

我只能给你一个大概的数字。

Ballpark estimates indicate a price tag of $90 million a month.

大致的估计费用为每月9,000万美元。

If you compare it to some of the other surveys that have been recently conducted, then it is in the general ballpark.

如果拿它与其他一些最近的调查作比较，结果大致相当。

...errors that are made within a system that already is generally in the right ballpark.

出现在一个几臻完善的体系中的错误

This puts them in the ballpark and makes them a major player.

这使他们得以参加其中并成为主要竞争者。

As a general investigative agency, they're not in the same ballpark as the FBI.

作为一个普通调查机构，他们还不足以同联邦调查局相提并论。