可可电台,每期节目一话题,让英语磨练耳朵的同时学到更多有益的小知识,丰富知识的同时受益于生活。
The things everyone should know about time.
关于时间,每个人都该知道的事。
Aging can be reversed.
衰老的过程是可逆的。
We all grow old, part of the general trend toward growing disorder.
我们都会老去,这也是这世界走向无序的趋势的一部分。
But it’s only the universe as a whole that must increase in entropy, not every individual piece of it. (Otherwise it would be impossible to build a refrigerator.)
但必然的熵增是针对整个宇宙而言,对宇宙的个别部分而言并非必然如此(否则我们就不可能造出冰箱了)。
Reversing the arrow of time for living organisms is a technological challenge, not a physical impossibility. And we’re making progress on a few fronts: stem cells, yeast, and even mice and human muscle tissue.
倒转有机体的时间流逝只是一项技术挑战,从物理学角度来说并不是不可能的。并且在某些有机体上我们已经取得了一些进展:干细胞,酵母菌,甚至老鼠和人体肌肉组织。
As one biologist told me:“You and I won’t live forever. But as for our grandkids, I’m not placing any bets.”
一位生物学家曾告诉我:“你我肯定不会永生,但我们的孙辈就不一定了。”
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