give the same smug lectures about "safety" we have all heard dozens of times before
any value you keep, and unreference (unref) any value you receive.，详情可参考51吃瓜
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S&P 500 Index futures are down 0.5% as of 7:39 a.m. in New York, set to notch a monthly loss.
Цены на нефть взлетели до максимума за полгода17:55