文章列表

• 1.时差N小时 如何利用X射线检测米勒作品?(上)
• In the 1840s, a new painting by Jean Francois Millet was unveiled in Paris. 19世纪40年代，米勒的一幅新作在巴黎展出。 But, horror of horrors, no one se...
• 2.时差N小时 爆米花是健康的零食?(下)
• But plain, simple popcorn is not only a healthful snack but also one of the most nutritious foods you can eat. 但是普通的爆米花不仅是一款健康的零食，...
• 3.时差N小时 爆米花是健康的零食?(上)
• I love to snack, but I also want to lose weight. The problem is, I really hate vegetables and fruit, at least as snack foods. 我喜欢吃零食，但也想减肥...
• 4.时差N小时 你知道保鲜膜的原理吗?(下)
• Now that you know the secret to plastic wraps elasticity, lets explore why its sticky. 既然你已经知晓保鲜膜弹性的原理了，现在就探究下保鲜膜的粘性吧。 ...
• 5.时差N小时 你知道保鲜膜的原理吗?(上)
• What makes kitchen plastic wrap cling so maddeningly to itself, and so conveniently to the sides of bowls and plates? 为何厨房的保鲜膜可以自我吸附，还...
• 6.时差N小时 为什么夜晚比白天平静(下)
• But with cooler air sitting tight at ground level, the usual temperature pattern turns upside down for a few hundred feet above the ground. 但是随着冷...
• 7.时差N小时 为什么夜晚比白天平静(上)
• More often than not, the wind dies down at night after a blustery day. 通常情况下，大风刮了一整天后在夜晚会逐渐平息下来。 Where does the wind go? Why ...
• 8.时差N小时 什么是条件反射(下)
• Once it reaches the spinal cord, the impulse is routed speedily back to the muscle originally stimulated. 一旦到达脊髓，神经冲动便会迅速返回至最初受到...
• 9.时差N小时 什么是条件反射(上)
• If youve ever blinked at a sudden light, jerked your hand away from something hot, 如果你在突然的灯光下眨眼，或碰到滚烫的物品立刻抽回手， or jumped at...
• 10.时差N小时 高压烹饪食物的原理(下)
• The sealed lid keeps the steam inside, raising the pressure inside the cooker to about twice normal air pressure. 密封的盖子保存了锅内的水蒸气，导致锅...