单词：IL-12
单词：IL-12 相关文章
Kim Jong-il was born in 1941 in the Soviet Union. North Koreas official biographies, however, state his year of birth as 1942 and his birthplace as Korea. He has been the leader of North Korea for over a decade. Since Kim is not actually the presiden
各国名人英文介绍
Now the VOA Special English program EXPLORATIONS. Today Shirley Griffith and Doug Johnson tell about pilot Wiley Post. He set new records when he flew his own airplane around the world in nineteen thirty-three. (MUSIC) VOICE ONE: It was nineteen thi
VOA慢速英语2009年（三）月
We are at a foundry here, and they are pouring molten iron from all machinery. And they are going to make parts for new machines out of that iron, so they are recycling yet, but all that iron was created and ejected into the cosmos by gigantic stars
自然百科2011年
A hornet sting is agony, but for now its distracted, intent on cutting away a piece of grasshopper, small enough to carry back home. Success! The white feather hardly slows the hornet, and more importantly, it can be seen. Now the hunter is the hunte
英语听力：文化博览2008年
The Chinese moccasin is an ambush predator with a deadly bite. This is one of China's largest and most feared venomous snakes. But the monkeys have lived alongside these dangerous serpents for thousands of years. They use this specific alarm call to
英语听力：文化博览2008年
By Gilbert da Costa Abuja 07 June 2006 A militant group in the Niger Delta Wednesday staged a bloody raid on an oil facility seizing five South Korean oil workers and killing four soldiers. ----------
2006年VOA标准英语（六月）