Joachim is having second thoughts about hiring (paying) a company (a firm) to do corporate spying for them.

约阿希姆正在重新考虑是否雇用（付费）一家公司（一家公司）为他们进行企业间谍活动。

Moreover much corporate spying can be from the point of view of those being spied on frustratingly fuzzy.

此外，从被监视者的角度来看，许多企业间谍活动可能令人沮丧地模糊。

" Corporate spying" is trying to find out as much as you can about another company, including information that may not be publicly available.

“企业间谍活动” 试图尽可能多地了解另一家公司，包括可能不公开的信息。