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Send in the Rescue Rats By Emily Singer 2004, New Scientist Magazine. Reed Business Information Ltd. All rights reserved. Distributed by Tribune Media Services. Rats equipped with radios that transmit
2016年NPR美国国家公共电台11月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Understanding all the genes and molecules involved in human disease is quite a challenge. Thats why scientists study model organisms, like flies and worm
Scientific American(三)月
She had a mole on her face. She hated it. It was on her left cheek. It wasnt far from her mouth. She touched it every day. She wished that it would go away. But it didnt. It was an ugly brown bump on her cheek. It was a dark brown circle. It was abou
简单慢速英语阅读
She had a mole on her face. She hated it. It was on her left cheek. It wasn't far from her mouth. She touched it every day. She wished that it would go away. But it didn't. It was an ugly brown bump on her cheek. It was a dark brown circle. It was ab
原版英语小短文
It’s the wettest of all African deserts, the great Kalahari. The sands of the Kalahari cover more of southern Africa than any other desert. But the higher rainfall here gives it a very distinctive a
浩瀚沙漠
Now, Words and Their Stories, a weekly program from VOA Learning English. Today we will be talking about a hated but misunderstood animal the rat. The sight of a rat might frighten you. Or it might make you sick to your stomach. Well, perhaps not eve
2018年VOA慢速英语(二)月