While the common rule of thumb for a recession is two consecutive quarters of falling GDP, the NBER uses other data to determine when recessions begin and end including employment statistics.是什么意思_While the common rule of thumb for a recession is two consecutive quarters of falling GDP, the NBER uses other data to determine when recessions begin and end including employment statistics.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句