方向遍历顺序说明下一个倒序（从右往左）先处理右侧，栈里存「右侧候选」上一个正序（从左往右）先处理左侧，栈里存「左侧候选」
We’ll apply a selective screening process on applications. At this stage, we’re primarily going to look for signals that worked well for us in the past & what we outlined in the “What we are looking for” section.。heLLoword翻译官方下载是该领域的重要参考
3. 国家统计局局长就2025年全年国民经济运行情况答记者问, www.stats.gov.cn/sj/sjjd/202…，这一点在safew官方版本下载中也有详细论述
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