单词	air crossing
释义	air crossing noun : a passage in a mine by which one airway crosses another compare overcast, undercast Word History First Known Use 1833, in the meaning defined above
随便看	quagmirier quagmiriest quagmiring quagmiry quags quahaug quahauger quahaugs quahog quahogger quahogs quai quaich quaiches quaichs quaigh quaighs quail quail brush quail bush quail call quail disease quail dove quail hawk quail pipe

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