afferentyoudaoicibaDictYouDict[afferent 词源字典]
"Conducting or conducted inwards or towards something (for nerves, the central nervous system; for blood vessels, the organ supplied)", Mid 19th century: from Latin afferent- 'bringing towards', from the verb afferre, from ad- 'to' + ferre 'bring'.[afferent etymology, afferent origin, 英语词源]