同样，write调用会阻塞，直到可以写数据。

Likewise, a write call blocks until the data can be written.

youdao

使用共享内存对象写数据。

Using the Shared memory object for writing.

youdao

确保Web服务器用户能够向该目录写数据。

Ensure that this directory is writable by the Web server user.

youdao

This is convention, so on almost-- and most any computer you overuse, if you're writing code that uses a char, you're gonna be handed 8 bits or 1 byte to store that particular char.

这是约定，对于大多数-,电脑，当你写代码要用到一个char型数据时,必须先预留8比特或1字节,的空间来存储这个char型数据。

哈佛公开课 - 计算机科学课程节选