return (float)rand() / RAND_MAX;
2025年岁末，中共中央政治局召开民主生活会，习近平总书记深刻指出：“共产党人是唯物主义者，务实是必备品格，必须实事求是、求真务实、真抓实干。”
。业内人士推荐搜狗输入法2026作为进阶阅读
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