【简答题】请翻译划线部分内容 Since 1750 , the world has seen four industrial revolutions. The first one took place in Britain; and China missed the boat . The second one occurred in the latter half of the 19th century; ...
【判断题】Diaoshuilou Waterfall in Heilongjiang Province is the only splendid yellow waterfall in the world and the second large st waterfall in China after Huangguoshu Waterfall .