There is not enough THC in the food to make people high.

食物中的THC含量不足以使人兴奋。

With this technology, Keasling says you could produce a THC or CBD beer.

基斯林说，人们可以用这项技术制造四氢大或大啤酒。

Before the second test, the youngsters were given a dose of THC.

在开始第次试验之前，小老鼠被注射了一剂量的THC。

Most of those who got sick said they had vaped mixtures containing THC.

大多数患者，们吸食了混合四氢大（简称THC）的电子烟。

Instead, the rats concerned acted normally until given their preadolescence doses of THC.

相反，这些老鼠的行为都正常，直到注射了青春期前剂量的THC。

The compounds THC and CBD are known as cannabinoids, because they come from cannabis. AKA marijuana.

四氢大和大化合物被称为大素，因为它们是从大中提取的。

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，这是大中能够毒害神经的化学物质，然后观察实验小鼠的大脑变化。

Dr Melis administered low doses of THC (equivalent to a single, mild joint) to pregnant rats.

Melis博士给怀孕老鼠注射了低剂量的THC（相当于一根温和的大烟卷）。

Most of those sickened said they vaped THC, the part of marijuana that creates a high –- not nicotine.

大多数患者，们吸食的是四氢大，这是大中令人产生“兴奋感”的成分，并非尼古丁。

In 2020 Richardson won the Olympic trials but was banned from the Tokyo Games after testing positive for THC.

2020 年，理查德森赢得了奥运会选拔赛，但因THC检测呈阳性而被禁止参加东京奥运会。

The psychoactive component of this plant is the THC.

这种植物的精神活性成分是四氢大。

In the former, levels of tetrahydrocannabinol (THC), the chemical behind the psychological effects of cannabis, are above 25%.

前者的四氢大醇（THC）含量在25%以上，这种化学成分赋予了大心理效应。

But the THC content for both hasn't changed much over the last couple decades.

但过去几十年里 者的 四氢大含量并没有改变太多。

And so you get stuff with more and more THC and less and less CBD.

四氢大越来越多 大越来越少。

The more THC there is in a plant, the less CBD.

一棵植物的四氢大越多 大就越少。

Raw flower usually starts at 20% THC or higher, up steeply from the 4% levels of yesteryear.

原花的 THC 起始含量通常为 20% 或更高，比去年的 4% 水平急剧上升。

Now, why THC can flip these neurons into reverse is still unclear.

现在， 为什么 THC 可以将这些神经元反转过来仍不清楚。

There's no consensus on what level of THC makes the product high potency.

对于什么水平的 THC 可以使产品发挥高效作用，目前尚未达成共识。

They're low dose, and mid dose, THC beverages, sparkling flavored waters that taste amazing.

它们是低剂量和中剂量的 THC 饮料，味道惊人的气泡水。

THC activates some regions and calms down others,   creating a fun cocktail of sensations.

THC 会激活某些区域并平静其区域，从而产生一种有趣的感觉混合物。