Since all of the Web Service requests are based on sending a message to a certain URL, we can configure the Web application so that only certain users can send requests to a certain URL.

由于所有的 Web 服务请求都基于发送消息到特定的 URL，我们可以配置 Web 应用程序使得只有特定的用户可以发送请求给特定 URL。

Some Twitter users were also starting to send out messages that are only about a product or service - effectively spam, said Mr Goad.

Goad说，“有些Twitter用户也开始发送各种关于产品或服务的消息—甚至是垃圾邮件。”

Only 40% of Japanese send text messages, while two-thirds of Americans and 82% of Europeans engage in short message service, or SMS.

只有40%的日本人会给别人发短信，与此同时，三分之二的美国人和82%的欧洲人都在使用短信功能。