a因为黄帝的第5个儿子发明了 弓和网罗,用来抓捕猎物. Because Yellow Emperor's 5th son has invented the bow and the net, uses for to seize the game.[translate] a那就很难发展新事物了 That very was difficult to develop the new thing[translate] ...
a私人飞机被广泛使用,新型的交通工具被发明,人们可以乘坐这种新型的交通去太空旅行和度假 The tourer is widely used, the new transportation vehicle is invented, the people may ride this kind of new transportation to go to the outer space to travel and to take vacation [translate] a已删单 Has ...