What had been a bad day ended as one of the worst in history, with the Dow Jones industrial average plummeting 733 points, or nearly 8 percent.是什么意思_What had been a bad day ended as one of the worst in history, with the Dow Jones industrial average plummeting 733 points, or nearly 8 percent.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句