While most brain-altering substances are outlawed or at least tightly controlled by the government, this entirely legal psychoactive drug is enjoyed by basically every person you know, on a daily basis, completely unrestricted, and with zero cultural stigma.

尽管大部分会改变精神状态的质都被法律禁止或至少受到政府严密管控，这一个完全合法的精神却基本上被每个你认识的人享用着，每一天、完全不受限，且完全没有文化污名。

This color change usually indicates prolonged exposure to Spice — an addictive psychoactive substance found only on the planet Arrakis, considered the most valuable substance in the universe.

这种颜色的变化通着她长时间接触了“香料”——一种只有在阿瑞克斯星球上才能找到的令人上瘾的精神活质，被认为是宇宙中最珍贵的质。

It's the most widely consumed psychoactive drug in the world, most commonly consumed as coffee.

它是世界上最泛使用的精神活，最被用作咖啡。

The main psychoactive ingredient in shrooms is called psilocybin.

蘑菇中的主要精神活成分是裸盖菇碱。

Benzodiazepines are a type of psychoactive drug that have a relaxing and calming effect.

苯二氮卓类是一种具有放松和镇静效果的精神活。

A year later the government announced that parts of the plant containing less than 0.2% THC, the psychoactive compound in cannabis, could legally be used in cosmetics and food.

一年后，政府宣布，大麻中的精神活化合THC含量低于0.2%的部分植可合法用于化妆品和食品中。

And the idea seemed to make sense, because floods of dopamine can cause hallucinations — that's exactly how some psychoactive drugs work.

这个想法似乎是有道理的，因为多巴胺泛滥会导致幻觉，这正是一些治疗精神病的工作原理。

Nearly all participants correctly guessed that they had received the drug — rather than the placebo — perhaps due to its psychoactive effects.

几乎所有的参与者都正确地猜测他们服用的是，而不是安慰剂，这可能是由于它的精神活作用。

These sugars are very probably unique in that they are both a nutrient and a psychoactive substance with some addictive characteristics.

这些糖很可能是独一无二的，因为它们既是一种营养质，又是一种精神活质，具有一些上瘾的特征。

But there is no doubt that there are a wide variety of mushrooms that produce psychoactive compounds around the world.

但毫无疑问，全世界都存在各种各样可以产生精神活化合的蘑菇。

So scientists exposed mice to THC, the psychoactive chemical in cannabis, and then looked at their brains.

所以科学家们给小鼠注射了THC，即四氢大麻酚，这是大麻中能够毒害神经的化学质，然后观察实验小鼠的大脑变化。

This is a psychoactive drug that we're taking every single day.

这是一种我们每天都在服用的精神。

Psychoactive compounds have independently evolved several times over.

精神活化合已经独立进化了好几次。

Herbal teas – which are barely, if at all, psychoactive – lack the power of coffee and tea to organise the day into a rhythm of energetic peaks and valleys, as the mental tide of caffeine ebbs and flows.

草茶——非要说的话，它几乎没有精神活——缺乏咖啡和茶那样的力量，无法让我们的一天随着咖啡因的跌宕起伏形成有韵律的精力高峰和低谷。

Despite the negative consequences of smoking, most people continue to smoke because tobacco contains nicotine, a tiny, fat-soluble molecule that creates pleasurable psychoactive effects and is extremely addictive.

明知吸烟有那么多危害，大多数人还是会继续吸烟，这是因为烟草中含有尼古丁：一种能让人产生愉悦感的脂溶小分子，有很强的成瘾。

Benzodiazepines are psychoactive drugs that have a relaxing effect.

苯二氮䓬类是有镇静效果的精神活。

Like ammonia, psilocybin and other psychoactive chemicals may just be an end product of the mushroom's metabolic activities.

像氨一样，裸盖菇素和其他精神活化学质可能只是蘑菇代谢活动的最终产。

The psychoactive effects of nicotine are related to the locations of nicotinic receptors in the brain and the exact neurotransmitters that are released when the receptors are stimulated.

尼古丁的兴奋作用与烟碱受体在脑中的位置以及受体激活所释放的具体神经递质有关。

The main psychoactive ingredient in shrooms is call psilocybin.

蘑菇中的主要精神活成分称为裸盖菇素。

The psychoactive component of this plant is the THC.

这种植的精神活成分是四氢大麻酚。