But the drugs cannot reverse brain damage that has already occurred, and they carry risks of their own because they also strip useful metals from the body, such as iron and zinc.

而这种药物无法弥补已产生的大脑损伤，且药物本身存在风险，因为它们也会将有用的金属元素，如铁与锌一并剥离排出体外。

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Life will inevitably have dull, learn to protect themselves, and not to give others twice damage chance, you cannot afford also hurt.

人生难免会有愚钝的时候，要学会保护自己，不要给别人两次伤害的机会，你伤不起也承受不起。

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The civil subject cannot get the complete compensation by different standards, the civil subject also cannot get the moral damage compensation by the incomplete system.

人格利益精神损害赔偿制度的不完整也造成民事主体精神损害得不到赔偿。

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That also means they cannot damage the walls of the apparatus, since they do not fly through them, and makes the whole operation less radioactive, and thus safer.

ECONOMIST: A novel form of fusion power: Psst, kapow! | The

Current ultraviolet light laser treatments can kill micro-organisms - but cannot be used in humans as they would also damage cells in the body.

BBC: Cell infected with HIV