• n. [生化] 血清素；5-羥色胺（血管收縮素）

來自 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.

這種藥物通過提高大腦中血清素的含量來產(chǎn)生療效。

來自柯林斯例句

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

感官神經(jīng)受到刺激后,這些細胞將血清素( serotonin )釋放進入大腦邊緣系統(tǒng).

來自互聯(lián)網(wǎng)

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

這種化學(xué)物質(zhì)湮沒了突觸, 覆蓋了5—羥色胺的受體.

來自英漢非文學(xué) - 生命科學(xué) - 大腦與疾病

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

在人類, 血清素的局部作用是微不足道的.

來自辭典例句

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

正常情況下, 當(dāng)電信號從細胞體傳向軸突時釋放5—羥色胺.

來自英漢非文學(xué) - 生命科學(xué) - 大腦與疾病