文章列表

• 1.时差N小时 为什么蜂蜜不会变质?(上)
• If you havent cleaned out your refrigerator in a while, there might be a nasty surprise waiting for you. 如果你有段时间没有清理过冰箱，那么里面的脏乱...
• 2.时差N小时 你知道植物也有夜生活吗?(下)
• Midway through the day, the biologists exposed the plants to a brief period of complete darkness. 生物学家在白天期间让植物暂时陷入完全的黑暗。 What ef...
• 3.时差N小时 你知道植物也有夜生活吗?(上)
• Most plants grow buds, flower, or lie dormant at specific times of year. 大多数植物都在每年特定时间里发芽，开花，或者冬眠。 What triggers these season...
• 4.时差N小时 为何挡风玻璃如此结实?(下)
• Tempered glass shatters into tiny bits, rather than large, jagged shards like regular glass. 破碎后的钢化玻璃为细小的碎块，而普通玻璃破碎后为巨大、锋...
• 5.时差N小时 为何挡风玻璃如此结实?(上)
• We tend to think of glass as fragilebut in fact, glass is pretty strong stuff. 我们往往认为玻璃是易碎的，而事实上，玻璃十分坚固。 A flawless fiber of ...
• 6.时差N小时 熊为何在夏季觅食?(下)
• Although bears mate in the spring, the fertilized eggs don't begin to develop until the females return to the den for the winter. 虽然熊在春天交配，但...
• 7.时差N小时 熊为何在夏季觅食?(上)
• In the movie The Jungle Book, Balloo the bear spends his days singing and dancing and munching paw-paws. 在电影《奇幻森林》中，棕熊巴鲁整天的生活就是...
• 8.时差N小时 蜜蜂的年龄与分工(下)
• Nest scouts, who search for new hive locations, were three times more likely to be nectar scouts when older. 寻找新蜂巢的筑巢蜂在年老时有三倍的可能性...
• 9.时差N小时 蜜蜂的年龄与分工(上)
• Bees take on different jobs in a bee hive according to their age. 蜜蜂的年龄不同,在蜂群中的分工也不同。 Many become food scouts when older, but not al...
• 10.时差N小时 如何利用X射线检测米勒作品?(下)
• The artistor even another paintermay have painted over original layers of paint for many reasons. 艺术家或另一位画家可能在原画中继续作画的原因有很多，...