Uses of this servlet filter include integration with non-JSF requests, propagating conversations over redirects, and managing file uploads.

servlet过滤器的用法包括与非jsf请求集成，通过重定向传播conversation，以及管理文件上传。

youdao

The interview took place over two long conversations in Downing Street earlier this month.

这次采访于本月早些时候在唐宁街进行，由两次长谈构成。

youdao

And the telephone companies in the United State, generally about 200 billion dollars a year carrying long distance telephone conversations and they thought this conversations might be carried for free over the internet was quite shocking to them. Of course free is very low price, and they are not like it to be free.

美国的各电话公司，一般大约有每年2千亿美元,来自长途电话会话，他们认为,这些会话有可能通过互联网免费传输,对他们来说是相当震惊的，当然了,免费是很低的价格了，他们不希望它免费。

麻省理工公开课 - 媒体、教育、市场课程节选

So, it'll be really interesting to have conversations about this movie over the next month.

NPR: Let's All Go to the Lobby: Holiday Movie Preview

This casualness carries over to conversations with God.

NEWYORKER: Seeing and Believing

It is this frustration over the unfairness of the recovery that has dinner tables across the country buzzing with conversations about Lloyd Blankfein and synthetic CDOs.

FORBES: The Aftermath of the Aftermath: Bear's Turn