内分泌 Traditional 內分泌 nèi fēn mì 🔊 endocrine (internal secretion, e.g. hormone) + Keep this word Meanings nèi fēn mì 內分泌 endocrine (internal secretion, e.g. hormone) Its characters 内nèiinsideHSK 4分fēnminute (past the hour)HSK 1泌mìto secrete Words with 内分泌 内分泌腺 nèi fēn mì xiàn endocrine gland