They have combined the list of major innovations, and they've discovered that the greatest number, the greatest decade, for fundamental innovations, as reflected in all of the lists that others have made -- a number of lists that they have merged -- was the Great Depression.
他们列出了重大的发明创造 发现那些能在其它发明中体现出来的基础性发明 产生数量最多 最伟大的十年-- 他们对发明目录进行了合并-- 是大萧条时期