general file operator [计] 通用文件操作符
operator control file 操作员控制档案
basic file-handling operator [计] 基本文件处理运算符
OPERATOR FILE 操作员文件
file preparation operator 文件编制的操作员
Files are normally opened in the editor of choice, and changes are interactively specified and applied to the file by the operator.
操作员通常在所选的文本编辑器中打开文件，并交互式地对文件指定和应用更改。
The former operator appends to the existing file (so data may still be recovered), and the latter overwrites existing content.
前一个操作符在现有文件中追加内容（所以仍然可以恢复数据），后者覆盖现有内容。
File-redirection operator appends to an existing file.
文件重定向操作符向现有文件附加内容。
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