keep on a file

• 订存； 汇存； 存卷； 归档

keep on a file的用法和样例：

例句

1. Payment made in a branch of any bank.
   银行柜台汇存。
2. One of my duties is to file the letters.
   我的职责之一是将信件归档。
3. I'll keep the original copy of your report on file.
   我会把你报告的原件归档的。