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极端热浪威胁美国电网与独立日出行
Extreme heat wave threatens U.S. power grids and July 4 travel
The heat wave threatens to overwhelm U.S. grids and may force some to change their plans on one of the busiest travel weeks of the year.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力