简而言之，这个信道封装了两个flash.net.URLStream实例(指令和通道)，并支持长轮询(long - polling)传输。

In short, this channel encapsulates two flash.net.URLStream instances (command and tunnel) and supports long-polling transport.

youdao

根据操作数是字节 (byte)、字 (word) 还是长型 (long)，指令的后缀可以是 b、w 或 l。

The instructions are suffixed by b, w, or l, depending on whether the operand is a byte, word, or long.

youdao

指令长杰弗里·威廉姆斯在自己的Twitter上这样写道，“如果有人问我上网后做的第一件事是什么？

First thing I did on internet?

youdao

It's a long sequence of instructions, it starts at the beginning, walks through, may jump around a little bit, but eventually comes down at the end. It's okay for the things you're doing for the early problem sets.

这是一长串指令，从开端开始，向前步行，偶尔来回跳一会儿,但是最终会走到结尾,这些足以解决最初级的问题。

麻省理工公开课 - 计算机科学及编程导论课程节选