文章列表

• 1.【英语时差8,16】人类最好的朋友（上）
• Scientists are making great strides in understanding the genes that allow such a wide range of shapes, sizes and personalities in different dog breeds...
• 2.【英语时差8,16】绿色植物能预知未来？（下）
• The scientists guessed that the new seedlings were sensing the presence of neighboring plants by detecting the characteristic color of light reflected...
• 3.【英语时差8,16】为什么飞盘会飞？（下）
• Frisbees and compact discs have the same advantages as far as gyroscopic force is concerned, but theres another physical property that gives your fris...
• 4.【英语时差8,16】绿色植物能预知未来？（上）
• Gardeners and botanists have known for a long time that when a green plant is shaded by neighboring plants it will often react by elongating its stem....
• 5.【英语时差8,16】为什么飞盘会飞？（上）
• With a gentle flick of the wrist on a warm summer day, you can launch a frisbee on a long and graceful flight. Why frisbees fly so well? One reason is...
• 6.【英语时差8,16】为何我们记不住某些梦？（下）
• Think of it this way. Lots of studies show dreaming is part of our natural brain activity. We need to do it. The funny thing is, dreams seem like real...
• 7.【英语时差8,16】为何我们记不住某些梦？（上）
• Theres something really funny about dreams. Well, ok. There are a lot of funny things ahout dreams. Like the one I had while I'm sitting here in the s...
• 8.【英语时差8,16】基因数据库（上）
• Where do medical scientists get tissue samples for their research? Say if youre a neuroscientist studying brain tumors; where would you find enough tu...
• 9.【英语时差8,16】生病了也可以运动？（下）
• D: I guess it make sense. It's just I've heard that regular physical activity can strengthen your immune system and help prevent catching cold and oth...
• 10.【英语时差8,16】猴妈妈的爱（上）
• Sometimes, however, the fuel molecules dont burn up right away. They clump together to form particles called soot, which then swirl around inside the ...