亚洲专利注册热(1)

科学60秒:满月:狮子猎食的预兆

Think humans are at the top of the food chain? Not quite, in parts of Africa. Lions have attacked over 1000 people in Tanzania in the last 20 years. Two thirds of those attacks were ___1___, and ...

科学60秒:渔网设计大赛，感兴趣么？

The numbers of fish and other ocean life have dropped dramatically in the past few decades. That’s because of ___1___, and something called bycatch. More than 300 thousand small whales, dolphin...

郊区的发展

郊区发展Suburbanization If by "suburb" is meant an urban margin that grows more rapidly than its already developed interior, the process of suburbanization began during the emergence of th...

60岁以下：死亡警报 (1)

Colin MathersA new study from the World Health Organization says 59,000,000 people died from all causes in 2004. 10,000,000 of them were children. The report says almost half of all the people w...