hidden files

基本解释

Hidden files that contain binary serializations of working objects in a session are generated in each directory.
每个目录下都会生成包含有会话中工作对象二进制序列的隐藏文件。
When your account was created, several hidden files were placed in your home directory to configure things for your account.
当你的帐号创建之后，在你的家目录下就有几个隐藏文件，它们是用来配置、设定你帐号属性的文件。
You should consider omitting from the legal patterns characters like "/", control characters (especially newline), and a leading "." (which are hidden files in UNIX/Linux).
您应该考虑将“/”、控制字符（尤其生成新行的）和前导符“.” （UNIX/Linux 系统中的隐藏文件）等这些字符从合法模式中去掉。

Only the other day, the commission seized seven cartons of files hidden in apple boxes—files which, according to official records, had already been destroyed.
ECONOMIST: Of memory and forgiveness
But it turns out that, behind the scenes, Sony may also be installing invisible services in the form of a hidden directory containing cloaked files, which run when you use that media player.
ENGADGET: Sony DRM hacks your PC
It also makes it easier to find the files that have been created, accessed and modified during an attack, and it is able to reconstruct deleted files from raw data found in various hidden parts of a computer's hard disk, such as unallocated space and file slack.
ECONOMIST: Forensic computing studies the anatomy of computer crime