内啡肽 Traditional 內啡肽 nèi fēi tài 🔊 endorphin + Keep this word Meanings nèi fēi tài 內啡肽 endorphin Its characters 内nèiinsideHSK 4啡fēi(used in loanwords for its phonetic value)肽tàipeptide (two or more amino acids linked…