视频简介
Consumers love - and live on - their smartphones, tablets and laptops. A cascade of new devices pours endlessly into the market, promising even better communication, non-stop entertainment and instant information. The numbers are staggering. By 2020, four billion people will have a personal computer. Five billion will own a mobile phone. But this revolution has a dark side, hid...。A mommy pheasant and 9 chicks have a warm spring day. But their happiness doesn’t last long. A mountain fire destroys the forest and the animals make effort to escape but it’s no use in the ring of fire. In a life and death situation, mommy pheasant sacrifices herself to save the 9 chicks.。三国时期，魏蜀之战，魏平西督司马懿夺取了要塞街亭。诸葛亮因用马谡大意失街亭。正当此时，司马懿大军逼近西城，而诸葛亮已将兵马调遣在外，一时难以回来，城中只有一些老弱兵丁。危机之中，诸葛亮自坐城头饮酒抚琴，一副悠闲自在的样子。司马懿兵临城下，见状大疑，不敢贸然进城，退兵二十里路观察。及至控明实情返回时，赵云率大军已到，司马懿中了诸葛亮的空城计。。
