求翻译：具体使用哪一种模式可以根据用户的环境来决定。如果Web源站点是链接有大量Web目标站点的门户站点, 则Push模式更适用一些。在这种情况下,门户站点无需在Web目标站点接收由其生成的令牌或与之相关的声明之前, 管理这些令牌或声明。是什么意思？

Specific use to which a pattern can be determined based on the user's environment. If the web source site link web target site portal, the push model is more applicable to some. In this case, the portal does not need to receive generated by the token or claims related to the target site on the web,

What is used to model based on the user's environment. If Web source site is linked to a large number of the target site Web portal site, Push mode is more applicable. In this case, the portal site does not need to receive Web target site generated by the token or related to the prior statement, and

Which one kind of pattern uses to be possible specifically to decide according to user's environment.If the Web source stand is the link has the massive Web goal stand gateway stand, then the Push pattern is suitable some.In this case, the gateway stand does not need in the Web goal stand receive by

Specific use which mode can be decided according to the user environment. If the source Web site is a portal site that links a large number of Web site, the Push model is more appropriate. In this case, portal sites do not need to receive tokens generated by its Web site or related to the Declaratio