版块 有声 下的文章

美国谍梦

The Americans

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与其说它是一部谍战片,不如说是家庭剧。这边教育理念有别,女儿叛逆,那边丈夫一心工作,妻离子散。救国难,持家更难。

微波炉不适合加热冰块

Water molecules can arrange themselves to form much larger structures. Take intricate snowflakes, which form all by themselves in the right conditions. Well, now researchers have created some delicate water structures of their own, in the form of microscopic ice mazes, with a little help from light.

瞎起哄的细菌

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所谓独木不成林,细菌也是一样,单一细菌成不了什么气候,但是聚在一起多了,交头接耳,就能闹事情。