单词	閨門事情
释义	同AFFAIR
随便看	main propulsion control board main propulsion gas turbine main propulsion turbine main propulsion unit main protection main protection equipment main pulse main pulse reference group main pump mainpuri main quantum number main queen main radio main radiotelegraph installation main rail main range circuit main ratio arm main reaction main reaction; principal reaction main receiver main receiving station main reflector main reinforcement main reinforcement bar main repeater section