And you can use letter collections (as you might in a regular expression), for example, to list the files with a "c" or "o" extension, as shown in Listing 2.

并且您可以使用字母集合(就像您可能在正则表达式中使用的那样)，例如，用于列出具有“c”或“o”扩展名的文件，如清单2所示。

youdao

A letter in the Science Museum's files noted that W.

科学博物馆档案中的一封书信显示，布拉默w。

youdao

Notice that the generate-pdf-file mode USES the page-size parameter to set the page size correctly (we generate both a letter-sized and A4-sized PDF files).

注意：generate - pd f - file方式使用page - size参数来正确设置页面大小(同时生成letter和a 4两种大小的pd f文件)。

youdao

This included numerous lawsuits over the lack of access to detainee case files, combined with a letter to Secretary of Defense Robert Gates regarding chronic instances of photo deletions and even video seizure by overzealous security minders exercising absolute authority over imagery release.

CENTERFORSECURITYPOLICY: Center For Security Policy

After hearing from veterans who received the letter but do not have ALS, the VA immediately began reviewing individual claims files for all the recipients to determine who received the letter by mistake, agency spokeswoman Katie Roberts said in the statement.

CNN: VA to apologize for mistaken Lou Gehrig's disease notices

But that shouldn't cover up the fact that, under his leadership, we now have an administration that is, you know, more susceptible to torture, that has eroded our civil liberties, the FBI going beyond the letter of the law, looking into private files of American citizens.

NPR: Political Corner: Gonzales