如果使用 TCP 中用到的单一数据流方法，当消息丢失或者发生序列错误时，会导致更多的延迟。

Using the single stream of data method applied in TCP, there is an added delay when messages are lost or sequence errors occur.

youdao

直到正确的序列被重新存贮之前，TCP必须延迟向应用程序层的传输。

TCP must delay data delivery to the application level until the correct sequence is restored.

youdao

这个命令序列延迟 15 秒执行 xwd 命令，让您有时间打开希望捕获的菜单或对话框。

This command sequence gives you 15 seconds to display whatever menus or dialogs you want to capture before executing the xwd command.

youdao