对于可由根用户写的所有文件，可以通过echo新的设置值来修改。

All of the writable (by root) files can be changed by echoing in the new value as shown previously.

youdao

我可以在该目录中添加和删除文件，因为已经设置了它的用户写位。

I can add and remove files from the directory, because its user-write bit is set.

youdao

一般来说，如果两个或多个用户以写模式并发访问文件，第一个用户保证能以写模式访问文件，其他用户的写模式访问请求将排队。

In general, if two or more users access the file in write mode concurrently, the first user is granted write mode access to the file and the remaining users write mode access requests are queued.

youdao

So, we spend a lot of time writing what's called user narratives of this user or this person.

所以我们花了很多时间写,各种用户的体验。

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