passkey
Longman Dictionary of Contemporary English 5++LDOCE 5++pass·key /ˈpɑːs-kiː $ ˈpæs-/ noun [countable] DHa key that will open several different locks in a building 万能钥匙
Examples from the Corpus
passkey• Well yes, but in those sorts of terms complementarity becomes a passkey which turns suspiciously many locks.• The night porter used a passkey for those rooms that were empty or where no-one answered.• Mauss bought the passkey back, thwarting the anarchists' plans.pass·key nounChineseSyllable
key Corpus different open that will several locks a
passkey
pass‧key /ˈpɑːs-kiː $ ˈpæs-/
noun [countable]
a key that will open several different locks in a building
pass‧key /ˈpɑːs-kiː $ ˈpæs-/
noun [countable]a key that will open several different locks in a building