所以缓冲区用于积累更多的人物和写在一个写操作。

So the buffer is used to accumulate more characters and write them all in one write operation.

youdao

的字符缓冲区队列已经准备好写。当队列中有足够的人物，他们都是写在一个操作。

A buffer is a queue of characters that are ready to write. When there are enough characters in the queue, they are all written together in one operation.

youdao