There is no reference to the header message part at all!

这里根本不存在任何对消息头部分的引用！

youdao

As you can see, this makes context routing and setting up the header message processors more flexible.

您能看到，这使得上下文路由和设置报头消息处理器变得灵活。

youdao

Create a message header to contain the requested service level.

创建一个消息头来包含请求服务级别。

youdao

They need the ability to encode the message header---the recipient's address---in a new and detectable way.

ENGADGET: New 'subconscious mode' could improve smartphone battery life, supress your WiFi id

Melissa messages come with a subject header that starts "Important Message From, " followed by a name.

CNN: How to protect yourself against Melissa

As Apple is using the reply-to address of a message's User Data Header to identify the origin rather than the raw source, receiving iPhone owners risk being fooled by a phishing attack (or just a dishonest acquaintance) that poses as a contact or a company.

ENGADGET: iPhone reportedly vulnerable to text message spoofing flaw