【双语音+文稿】（皮肤健康须知）阳光下一小时会对你的 DNA
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剧集目录
| 集 | 标题 | 时长 |
|---|---|---|
| P1 | 【双语音+文稿】（皮肤健康须知）阳光下一小时会对你的 DNA | 3:00 |
P1 · 【双语音+文稿】（皮肤健康须知）阳光下一小时会对你的 DNA、胶原蛋白和黑色素产生什么影响？ p01 英文版 (P1)
字幕摘录
| 时间 | 英文 | 中文 |
|---|---|---|
| 0:00 | You sit down outside. | 你在外面坐着吧 |
| 0:01 | The sun is warm on your face and forearms. | 面部和前臂上都是阳光 |
| 0:04 | The brightness makes you squint, but the skin registers nothing beyond the warmth. | 光亮让你精光四射, 但皮肤没有记录到任何超过温暖。 |
| 0:09 | No pain, no signal, no indication that anything has changed underneath the surface. | 没有疼痛,没有信号, 没有迹象表明表面下有什么变化。 |
| 0:14 | You will stay for an hour. | 你会留一个小时。 |
| 0:16 | By the time you stand up, seven physics pathways will have activated simultaneously inside your skin, | 当你站起来时,七条物理路径 将同时激活你的皮肤, |
| 0:22 | each running on a different timeline, each invisible at the surface, | 每一个在不同的时间线上运行, 每一个无形的在表面, |
| 0:26 | each producing consequences that range from trillions of a second to decades. | 产生的后果从数万亿秒到几十年不等。 |
| 0:31 | Everything that matters during this hour happens while you feel nothing but warmth. | 在这个小时里,一切重要的事情都会发生,而你只觉得温暖。 |
| 0:36 | Melanin absorbs photon energy in picoseconds. | 梅兰宁在皮科秒中吸收光子能量. |
展开字幕全文（44 条）
| 序号 | 英文 | 中文 |
|---|---|---|
| 1 | You sit down outside. | 你在外面坐着吧 |
| 2 | The sun is warm on your face and forearms. | 面部和前臂上都是阳光 |
| 3 | The brightness makes you squint, but the skin registers nothing beyond the warmth. | 光亮让你精光四射, 但皮肤没有记录到任何超过温暖。 |
| 4 | No pain, no signal, no indication that anything has changed underneath the surface. | 没有疼痛,没有信号, 没有迹象表明表面下有什么变化。 |
| 5 | You will stay for an hour. | 你会留一个小时。 |
| 6 | By the time you stand up, seven physics pathways will have activated simultaneously inside your skin, | 当你站起来时,七条物理路径 将同时激活你的皮肤, |
| 7 | each running on a different timeline, each invisible at the surface, | 每一个在不同的时间线上运行, 每一个无形的在表面, |
| 8 | each producing consequences that range from trillions of a second to decades. | 产生的后果从数万亿秒到几十年不等。 |
| 9 | Everything that matters during this hour happens while you feel nothing but warmth. | 在这个小时里,一切重要的事情都会发生,而你只觉得温暖。 |
| 10 | Melanin absorbs photon energy in picoseconds. | 梅兰宁在皮科秒中吸收光子能量. |
| 11 | DNA damage forms in minutes. | DNA在几分钟内就损坏了 |
| 12 | Vitamin D synthesis runs in parallel through the identical wavelength. | 维生素D合成通过相同的波长平行运行. |
| 13 | Collagen cross-links accumulate in the deeper dermis. | 科拉根交叉连接在更深的皮肤间积累. |
| 14 | Repair enzymes race the expanding count of broken code. | 修复酶与不断扩展的破解码数竞争. |
| 15 | The tanning response that would reduce the damage will not arrive for days, | 减少损害的晒色反应 几天后不会到来 |
| 16 | and the redness that tells you it was time to go inside will not appear for another four to six hours | 告诉你该进屋了的红色 不会再出现4到6个小时 |
| 17 | long after every consequence that mattered has already been set in motion. | 长久以来,一切重大后果都已经启动。 |
| 18 | The clock starts the moment ultraviolet photons reach the skin. | 时钟在紫外线光子到达皮肤时开始. |
| 19 | What follows is the hour traced through every layer, | 下面是每一层追踪的时间, |
| 20 | from the melanin that catches the first photon, | 从捕捉到第一个光子的黑色素, |
| 21 | to the repair enzymes that will still be working long after you go inside. | 到修复酶 仍然会工作 很久后你进入。 |
| 22 | Minutes one through five. | 1分钟到5分钟 |
| 23 | The fastest photoprotective chemistry in biology activates. | 生物学中最快的光保护化学激活. |
| 24 | Ultraviolet photons in the 290 to 400 nanometer range, invisible to your eyes, | 290至400纳米范围内的紫外光子 眼睛看不见 |
| 25 | pass through the outer dead cell layer of the epidermis and reach the living cells below. | 穿过表层的外层死细胞层,到达下面的活细胞. |
| 26 | Inside the melanocytes, the pigment producing cells scattered through the basal layer, | 在黑色素内 产生色素的细胞散布在玄武岩层中 |
| 27 | each photon strikes a melanin polymer. | 每一个光子会击中一个黑色素聚合物。 |
| 28 | Melanin's molecular structure is a conjugated system with electrons delocalized | 梅兰宁的分子结构是电子去局部化的交错系统. |
| 29 | across an extended network of carbon bonds, | 通过碳债券的扩展网络, |
| 30 | a molecular architecture specifically evolved to handle photon energy. | 一个分子结构 专门进化 处理光能。 |
| 31 | When a UV photon hits this network, it excites an electron to a higher energy state. | 当一个紫外光子击中这个网络时,它将一个电子兴奋到更高的能量状态. |
| 32 | In most biological molecules, that excited state persists long enough to drive a chemical reaction, | 在大多数生物分子中,兴奋状态持续的时间足够长,可以驱动化学反应, |
| 33 | breaking a bond, creating a reactive radical, initiating a cascade of damage. | 造成反应性激进 引发连锁损害 |
| 34 | In melanin, ultrafast internal conversion channels the electronic energy into molecular vibration, | 在黑色素中,超快的内部转换 将电子能量导向分子振动 |
| 35 | heat, in picoseconds, trillions of a second, | 热量,以百万亿秒计, |
| 36 | faster than any other energy conversion in human biology, | 比人类生物学中任何其他能量转换都快, |
| 37 | faster than the chemical reactions the photon would have driven | 比光子推动的化学反应快 |
| 38 | if it had reached any other molecule in the cell. | 如果它已经到达细胞中的任何其他分子。 |
| 39 | The photon energy arrives as light and leaves as warmth before any chemistry has time to begin. | 光子能量的到来像光一样,在化学开始前会像温暖一样离开. |
| 40 | Brenner and Herring characterized this process in photochemistry and photobiology, | 布伦纳和赫林在光化学和光生物学中 将这个过程描述为 |
| 41 | confirming that melanin converts UV photon energy to harmless thermal energy | 确认黑色素将紫外光子能量转化为无害的热能 |
| 42 | faster than any other photoprotective molecule in the human body. | 比人体中任何其他的光保护分子都要快. |
| 43 | A photon that could have reached DNA and broken a thymine bond instead | 一个可以达到DNA的光子 并打破了胸髓结合 |
| 44 | becomes a pulse of heat that dissipates into the surrounding tissue. | 成为发热的脉冲 散入周围的组织。 |
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