These entities are also part of the specification and form a layer on top of the wire level protocol: the AMQP model.

这些实体也是规范的一部分，形成了在线路层协议顶端的一个层级：AMQP模型。

youdao

A network wire-level protocol, AMQP, that lets client applications talk to a broker and interact with the AMQP Model it implements.

一个网络线路级协议，可以让客户端应用与消息代理对话，与AMQP模型实现交互。

youdao

The other widely used API for wire-level encryption is SSH (Secure Shell), well known from the tool of the same name (in lowercase: ssh).

另一个广泛应用于连接级加密的 API 是 SSH（Secure Shell，安全Shell），它因与其同名的那个工具（小写的 ssh ）而出名。

youdao

But the rough is only marginally thicker than at some regular Tour events and winning the Players does not require the same level of skill, high-wire daring and mental endurance that winning a major does.

WSJ: Players Championship: The Major That Isn't Yet Major