• n. [生化] 血清素；5-羟色胺（血管收缩素）

来自 serum,血清，toxic,有毒的，-in,素。

serotonin (n.)

neurotransmitting chemical, 1948, coined from sero-, comb. form of serum (q.v.) + ton(ic) + chemical suffix -in (2).

1. The drug works by increasing levels of serotonin in the brain.

这种药物通过提高大脑中血清素的含量来产生疗效。

来自柯林斯例句

2. These cells release serotonin into the limbic system in response to sensory - nerve stimulation.

感官神经受到刺激后,这些细胞将血清素( serotonin )释放进入大脑边缘系统.

来自互联网

3. The chemical floods the synapse, overwhelming the serotonin receptors.

这种化学物质湮没了突触, 覆盖了5—羟色胺的受体.

来自英汉非文学 - 生命科学 - 大脑与疾病

4. In man, the local effects of serotonin are negligible.

在人类, 血清素的局部作用是微不足道的.

来自辞典例句

5. Normally, serotonin is released when an electrical signal travels from the cell body down the axon.

正常情况下, 当电信号从细胞体传向轴突时释放5—羟色胺.

来自英汉非文学 - 生命科学 - 大脑与疾病