The subscriber (client) simply needs to use WS-Polling to periodically query its SOAP messaging host for any messages waiting to be delivered to it.
订户（客户机）只需使用 WS-Polling周期性地查询其SOAP消息传递主机，以获得等待传递给它的任何消息。
The subscriber (client) simply needs to use WS-Polling to periodically query its SOAP messaging host for any messages waiting to be delivered to it.
订户（客户机）只需使用 WS-Polling周期性地查询其SOAP消息传递主机，以获得等待传递给它的任何消息。
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