当发送电子邮件时，你还可以把一份文件作为附件发送，该文件可以是图片、程序、或声音文件等。

When you send an e-mail you can also send a file as an attachment and that file can be a graphic, a program, a sound or whatever.

《柯林斯英汉双解大词典》

配置文件、目录备份文件等。

Profile, directory backup files, and so on.

youdao

Ruby开发人员常用这种模式来处理文件等资源。

Ruby developers often use this pattern to work with resources such as files.

youdao

So what's nice if you configure your command line environment appropriately is that things that are so-called executable, programs that you wrote like a.out happened to show up as green.

只要合理设置一下命令行环境,就可以看到，这些所谓的，执行文件,譬如a，out啊等，都会变成绿色。

哈佛公开课 - 计算机科学课程节选