arm file

例句：

1. 1. The company has a large arm file of customer information.
   这家公司拥有大量的客户信息档案。
2. 2. The police department keeps an arm file on all criminals.
   警察局对所有罪犯都有一份档案记录。
3. 3.The lawyer reviewed the arm file and found that the client had been misrepresented in their advertisements.
   律师审查了这份档案，发现客户在广告中被误导了。