可以看到系统A向系统b发送了一个小数据包，然后等待响应包，已决定同意或拒绝登录请求。
Observe that system a sends a small data packet to system b, and waits for a response packet before granting or denying the login request.
客户机可以从服务请求一些信息，但它不会等待，而服务可以在稍后将响应发送回来。
The client can request some information from the service, but instead of waiting it moves on, and the service can send response at later point of time.
您的应用程序是不是很空闲，焦虑地等待用户发送请求，然后它传回响应，再返回休眠状态，直到下次调用。
Your application sits idle, anxiously waiting for the user to send in a request. It passes back the response and then goes back to sleep until the next call.
同步——使用者通过单个线程调用服务；该线程发送请求，在服务运行时阻塞，并且等待响应。
Synchronous – The consumer uses a single thread to invoke the service; the thread sends the request, blocks while the service is running, and waits for the response.
该超时时长是发送一个搜索请求的客户端等待响应直到超时前的最大时间。
This timeout value is the maximum amount of time that the client that sends a search request can wait for a response before timing out.
对于浏览器客户端，浏览器发送请求并等待响应。
In the case of a browser client, the browser sends the request and waits for the response.
如果服务请求者在用户事务范围内发送大量的登录消息，用户就要等待很长的响应时间。
If the service requestor sent a large number of logging messages within the scope of a user transaction, then the user would experience a long response time.
在缺省情况下，Web服务执行同步操作，这意味着服务请求者发送一个请求，然后等待，直到接收到来自服务提供者的响应为止。
Web services perform synchronous operations by default. This means that a service requester sends a request and waits until a response is received from the service provider.
外部客户端将SOAP请求消息发送到Web服务后，并不等待任何响应。
Once the client sends the SOAP request message to the web service, it does not wait for any response.
Web服务消费者发送一个请求到提供者，但是不等待响应。
The Web Services Consumer issues a request to a provider, but then does not wait for a response.
COBOL客户端代码可以使用标准WebSphereMQAPI等待响应，也可只要请求发送后就返回。
The COBOL client code is free to wait for a response, using standard WebSphere MQ APIs, or just return after Posting the request.
这种方法既缓慢(尤其是随着连接数量增加越来越慢)，又低效(因为在处理当前连接时其他连接可能正在发送请求并等待响应)。
This is both slow (especially as the number of connections increases) and inefficient (since other connections may be sending requests and expecting responses while you are servicing the current one).
异步——如果使用者在发送了请求之后等待响应时崩溃了，当它重新启动时，可以继续等待响应，所以响应不会丢失。
Asynchronous - If the consumer crashes while waiting for the response after sending the request, when it restarts it can continue waiting for the response, so the response is not lost.
每个请求都发送一个请求，再等待响应，然后发送另一个请求到服务器，如此等等。
Each thread sends a request, waits for the response to come, then sends another request to the server, and so forth.
用户会看到一些等待图示，表示应用程序正在运行过程中，但是用户并不需要更复杂的过程来发送更多交互请求。
The user sees some sort of spinner that indicates the application is working, but the user is not tying up a mongrel process that could serve more interactive requests.
客户端应用需要发送请求，该请求会在服务器端暂停，等待可用的数据。
The client application has to send a request and this request must be paused on the server side, waiting for available data.
当缺少一种机制来通知你的应用程序所发生的这种情况：“连接已经建立了，正在等待客户端数据”，这将意味着有可能出现客户端只发出连接请求，但是不发送数据。
However, the application is not notified that a connection has been accepted before data is received. That means a client could connect to your server and not send any data.
但是发生该异常之后并没有将响应发送给客户机，请求被放到处于等待状态的Continuation队列中，而HTTP连接仍然保持打开状态。
But instead of sending any response to the client as a result of the exception, the request is held in a queue of pending Continuations, and the HTTP connection is kept open.
EsbActionHandler将请求消息发送给用户服务，并将流程变为等待状态。
EsbActionHandler sends a request message to the user service and puts a process token of execution in the wait state.
其他线程可以通过向其发送一个优先级格式的消息来请求服务，然后等待结果的答复。
The other threads can request the service to the server by sending a properly formatted message and then wait for the answer with the result.
包因特网查询工具用于通过发送一个Internet控制消息协议回送请求并等待应答来测试一个特定网络目的地是否联机的一种程序。
Packet Internet Groper a program used to test whether a particular network destination is online, by sending an Internet control message protocol echo request and waiting for a response.
同时，该方案还考虑在网络拥塞时对重传请求进行缓冲等待处理，这样就不会因为向上级缓冲路由器发送该请求而加重拥塞的程度，甚至造成该重传请求的最终丢失。
The retransmission request will be waiting in the buffer when congestion occurs in the upstream path, so it can avoid worsening the congestion and even losing the request.
同时，该方案还考虑在网络拥塞时对重传请求进行缓冲等待处理，这样就不会因为向上级缓冲路由器发送该请求而加重拥塞的程度，甚至造成该重传请求的最终丢失。
The retransmission request will be waiting in the buffer when congestion occurs in the upstream path, so it can avoid worsening the congestion and even losing the request.
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