keypal
Word family adjectivekeyedkeylessnounkeyboardkeyboarderkeyboardistkeybuglekeycardkeyholekeyhole surgerykeylinekeynotekeypadkeypalkey ringkey signaturekeystonekeystrokekeystrokingkeywaykeywordkeyworkerkeyverbkeypunch
key·pal /ˈkiːpæl/ noun [countableC] someone with whom you regularly exchange email 〔经常有电子邮件往来的〕键友，网上笔友 → pen pal If your daughter is interested in having a keypal next year, please have her get in touch. 如果你女儿明年想要在网上交个笔友，请让她联系。