The vulnerability developed by the Israeli firm named NSO defeats security systems designed by Apple in recent years.

这家名为NSO的以色列公司开发的这一漏洞击败了苹果公司近年来设计的安全系统。

So he was a director of a firm named Grunnings, which made drills.

所以他是一家名为 Grunnings 的公司的董事，该公司生产钻头。

The other three had agreed, and when Patrick Lanigan was added to the firm name, he had access to virtually every file in the office.

其他三人同意了， 当帕特里克·拉尼根加入公司名称后，他几乎可以访问办公室中的所有文件。

First we have this line: " Mr. Dursley was the director of a firm named Grunnings, which made drills." So, a firm is a company, and Mr. Dursley was the director of this company, and they made drills.

首先我们看到这句话：“德思礼先生是一家名为 Grunnings 的公司的董事， 该公司生产电钻。 ” 所以，一家公司就是一家公司，德思礼先生是这家公司的董事， 他们进行了演习。