研究团队将1万名用户的评论以1年为期进行划分，一年前的言论作为查询集，一年后的言论作为候选池。
Previously, Independent councillor Ashley Baxter said the plan was a backward step but the head of environment at the authority, Chris Miller, said the council would still work to reduce its carbon emissions.
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【镜头】 “比在家有意思，又热闹又新鲜”
Lex: FT's flagship investment column，这一点在爱思助手中也有详细论述
Licensed code, when modified, must be released under the same LGPL license. Their claim that it is a “complete rewrite” is irrelevant, since they had ample exposure to the originally licensed code (i.e. this is not a “clean room” implementation). Adding a fancy code generator into the mix does not somehow grant them any additional rights.。PDF资料是该领域的重要参考
Output optimization