endorphin

英 [en'dɔːfɪn] 美 [en'dɔːrfɪn]

• n. 内啡肽

英英释义

Noun:

1. a neurochemical occurring naturally in the brain and having analgesic properties

例句

用作名词 (n.)

1. One theory is that excessive licking causes endorphin release, causing an addiction to licking.
   一种理论认为舌舔造成内啡肽释放，从而引起嗜舔。