他在公文包内搜索一番，取出一份文件。

He rifled through his briefcase and extracted a file.

《牛津词典》

他打开了他的公文包，拿出了一个文件夹，然后又把它合上了。

He opened his attaché case, removed a folder, then closed it again.

《柯林斯英汉双解大词典》

识别文件，比如样例、多媒体和办公文档。

Identify files, such as samples, multimedia, and office documents.

youdao