computer filenames造句

This character is sometimes used to create visual spacing within a sequence of characters, where a whitespace character is not permitted, e . g ., in computer filenames, email addresses, and in Internet emphasis in this fashion, it is usually interpreted as indicating that the enclosed text is underlined ( as opposed to being " italicized " or "'bold "', which is indicated by / slashes / or * asterisks *, respectively ).
It's difficult to find computer filenames in a sentence. 用computer filenames造句挺难的