文章列表

• 1.时差N小时 扫描有风险?
• Dear Yael and Don: I know that imaging tests like CT scans and MRI and nuclear imaging are great tools because they allow doctors to see inside the bo...
• 2.时差N小时 雨滴的多种形状
• When it's raining, it may seem that every raindrop is the samesame size, same basic shape, same wetness. But if you could compare and measure raindrop...
• 3.时差N小时 头发的生长
• Whether you have a full head of curly blond hair or a nearly bald head with dark hair, the growth of your hair begins in the skin on your scalp. On th...
• 4.时差N小时 有用的阑尾
• Dear a moment of science: I used to think that the appendix is useless, but now I'm hearing that the appendix actually does serve a purpose. So, which...
• 5.时差N小时 啤酒能源
• There's nothing like a cold beer on a hot, sunny day. And in our energy conscious world, that brew is even better if it were made using fuel recycled ...
• 6.时差N小时 平流层细菌
• Don: Nice telescope, Yael, what are you looking at? 唐：不错的望远镜，雅艾尔，你在看什么？ Yale: Bacteria. 雅艾尔：细菌。 Don: In space? 唐：在太空吗...
• 7.时差N小时 聊聊寒假
• Mike: I just finished taking my last test! Now I don't have to use my brain at all for the next two weeks. I'm going to play video games and watch TV ...
• 8.时差N小时 如何要求加薪
• Woman: Good afternoon, Mr Carlson. Thank you very much for taking the time to speak with me. 女士：早上好，卡尔松先生。感谢您百忙中抽空与我交谈。 Man:...
• 9.时差N小时 治愈色盲的新希望
• Don: I feel bad for male squirrel monkeys. 唐：我觉得雄性松鼠猴很可怜。 Yale: What? Why? 雅艾尔：什么？为什么？ Don: Because they can't detect the col...
• 10.时差N小时 牧羊犬和狼
• If you ever see a sheepdog at work, you might be amazed at how well suited its actions are to the very human concern of keeping a flock of sheep toget...