They have a nervous system but no brain.

他们有神经系统，但没有大脑。

Relaxing the nervous system may help calm the burning.

放松神经系统可以帮助缓解这种灼烧感。

What it's doing is attacking the nervous system.

它所做的是攻击神经系统。

Early in its life, the sea squirt has a nervous system.

在其生命的初期，海鞘长有一个神经系统。

These substances contain chemicals similar to nicotine and affect insect nervous systems.

这些农药中含有类似尼古丁的物质，这种物质会影响蜜蜂的神经系统。

The virus reproduces in the body, and later invades the nervous system.

这种病毒通过食物和水传播，能在体内繁殖并入侵神经系统。

They target the nervous systems of mammals, which are scorpions' main predators.

它们的目标是哺乳动物的神经系统，哺乳动物是蝎子的主要捕食者。

And he says that the octopus has a nervous system that is comparable to vertebrates.

他还说章鱼拥有能够跟脊椎动物相当的神经系统。

The brain performs a very important function. It controls the nervous system of the body.

大脑执行着一项非常重要的功能，它控制人体神经系统。

Jellyfish might not have a central nervous system, but they do have a nervous system.

水母可能没有中枢神经系统，但它们确实有神经系统。

In between, you can get a lithium-rich liquid which is claimed to benefit the nervous system.

无论选择何者，你可以得到一种据称对神经系统有益的富含锂的液体。

The study found recent changes in genes that control the development of the cat's nervous system.

研究发现，最近基因的改变来自掌控猫发展神经系统的部分。

Five minute break to chill out, to calm the nervous system, and to find what feels good.

休息五分钟，冷静下来，让神经系统平静下来，找到感觉良好的东西。

Pregnant women should also take a folic acid supplement to support the development of their baby's nervous system.

孕妇还应该服用叶酸保健品来加强婴儿神经系统的发育。

This affects their nervous systems and the ability to produce baby birds and can lead to kidney failures and death.

这会影响它们的神经系统和生产雏鸟的能力，并可能导致肾衰竭和死亡。

Leaving Earth's atmosphere and its protection, you have an increased risk of cancer and damage to your Central Nervous System.

离开地球大气层的保护，就会增加患癌症和中枢神经系统受损的几率。

For those of you not au fait with physiology or anatomy, the enteric tract is the nervous system that regulates digestion.

对于那些不熟悉生理学或解剖学的人来说，肠道是调节消化的神经系统。

Well, the first half of your breath, the inhale, influences your sympathetic nervous system, which controls your fight or flight response.

呼吸的前半部分，吸气，会影响你的交感神经系统，该系统控制战斗或逃跑反应。

Each of these chromatophores is under the individual control of the squid's nervous system, so while some expand, others remain contracted.

每种色素细胞都在鱿鱼神经系统的个体控制下，所以当一些扩张时，另一些仍然保持收缩。

But the fact that scorpion venom is so good at hijacking the nervous system of mammals might also be useful to us.

但是蝎子毒液如此擅长劫持哺乳动物的神经系统，这一事实也可能对我们有用。