Nantoka/密封mì fēngHSK 7–9密封 (mì fēng) is a Chinese word meaning “to seal up”.Meanings1to seal upPart of speechverbCharacters in 密封密mì · dense; close; thick封fēng · to conferRelated words秘密secret; private; confidential; clandestine封to confer封surname Feng密码cipher; secret code保密to keep sth confidential迈阿密Miami (Florida)亲密intimate密dense; close; thick密surname Mi机密secret; classified封面cover (of a publication)封锁to blockadeStudy Chinese with flashcards →