Generalization. 人小时候觉得一个word就是指那个object，但长大了知道可以代指所有一样type的东西。教授举了自己3岁儿子的例子，小时候只认识玩具火车，出去旅游看到真火车也叫train很困惑，长大一岁就知道这些都叫train ...

Four minutes after the goal Alex Sancris left Getafe with nine men for a violent and completely unnecessary action on Vinicius Junior. If it's hard to beat Real Madrid with 11 men, with nine, it is ...

According to estimates from the White House Council of Economic Advisers, each week of a federal government shutdown costs ...

Across China, this year's "super golden week" -- the eight-day National Day and Mid-Autumn Festival holiday -- was more than ...

"County-level tourism has become one of the strongest growth engines of China's travel market," said Wu Nanxuan of Huaxia ...