内啡素 nei4 fei1 su4

endorphin

Traditional: 內啡素

HSK 3

✍️ Practice Writing the Full Phrase

📝 Practice Each Character

Master each character individually

内 nei4

啡 fei1

素 su4

📖 Additional Information

Detailed Definition: n. a neurochemical occurring naturally in the brain and having analgesic properties
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