密閉門 Save Sign in to save words Simplified: 密闭门 mìbìmén ㄇㄧˋ ㄅㄧˋ ㄇㄣˊ airtight door Character by character 密(mì)surname Mi 閉(bì)close 門(mén)surname Men A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0