Acetaldehyde generates something called reactive oxygen species.

乙醛的存在会导致活性氧（ROS）的产生。

Fava beans contain compounds that when digested, boost the production of reactive oxygen species.

蚕豆富含促进消化的化合物，增强活性氧反应效果。

During an oxidative burst, the neutrophil produces lots of highly reactive oxygen molecules like hydrogen peroxide.

在一次氧化爆发中，中性粒细胞会产生大量高活性氧分子，如过氧化氢。

Reactive oxygen species damage proteins in the body, can cause cancer, and are thought to be the key factor in aging.

活性氧会损伤体内的蛋白质，可导致癌症和被认为是衰老的关键因素。

Overworked hair cells can also generate dangerous molecules called reactive oxygen species.

过度劳累的毛细胞也会产生称为活性氧的危险分子。

And a lack of G6PD can be dangerous, because the enzyme protects your red blood cells from molecules called reactive oxygen species.

人体缺乏G6PD会很危险，因为这种酶会保护红细胞，使其免受活性氧分子的破坏。

Reactive oxygen species include things like hydrogen peroxide, nitric oxides, and unstable molecules called “free radicals”, the rebellious teenagers of the molecular world.

活性氧包括过氧化氢、氮氢化物和一种不稳定分子——自由基，分子界的叛逆青少年。

When mercury enters your system, it causes an increase in the amount of something called reactive oxygen species.

当汞进入您的系统时，它会导致称为活性氧的物质数量增加。

A further potential avenue for pain relief has been the suppression of reactive oxygen species (ros) in the blood.

缓解疼痛的另一个潜在途径是抑制血液中的活性氧 (ros)。

Lots of UVA radiation is also not great for you, because it interacts with other molecules in your skin to create reactive oxygen species.

过多的 UVA 射线也会对你不利——这种射线会与你皮肤中的其他分子反应，产生活性氧。

Finally, it's thought that high consumption and subsequent oxidative metabolism of alcohol might produce enough reactive oxygen species to overwhelm cellular defenses and damage the cells.

还有，大量摄入酒精及之后的氧化代谢可能会产生足够的活性氧，这会击溃细胞的防御机制并损伤细胞。

Finally, it's thought that high consumption and subsequent oxidative metabolism of alcohol may produce enough reactive oxygen species to overwhelm cellular defenses and damage the cells.

最后，大量摄入的酒精和随后的酒精氧化代谢被认为可能产生足量活性氧物质攻破细胞防御，而损伤细胞。

These cells stop producing proteins like antioxidants, so providing them with oxygen again can actually lead to the formation of toxic reactive oxygen species that they can't get rid of.

这些细胞不再合成抗氧化剂等蛋白质，因此在重新获得氧气时，细胞内可能会形成有毒性且难以被去除的活性氧。

Biochemically, this can tell repair mechanisms in your skin to speed up, so you get rid of stuff that was damaged by reactive oxygen species and make new cells and molecules at a faster rate.

生物学上说，这可以加快皮肤修复机制，使你能清除被自由基破坏的物质，以更快的速度再造新细胞核分子。

And it's thought that radiation generates reactive oxygen species in the tissue, which ultimately leads to inflammation over time, and causes myocardial fibrosis, or fibrosis of the heart muscle tissue, which makes the tissue stiffer and more restrictive.

它被认为是因为辐射会在组织中产生很多活性氧物质，随着时间推移最终导致炎症，导致心肌纤维化，或者说心脏肌肉组织的纤维化，即导致组织更加僵硬、受限。