单词	teach-in
释义	teach-in noun ˈtēch-ˌin  : an extended meeting usually held on a college campus for lectures, debates, and discussions to raise awareness of or express a position on a social or political issue Word History First Known Use 1965, in the meaning defined above
随便看	pneumonitis pneumono- pneumonoconioses pneumonoconiosises pneumonoconiosisses pneumonography pneumonokoniosis Pneumonophora pneumonophorae pneumoperitonitis pneumostome pneumotectic pneumothoraces pneumothorax pneumothoraxes pneumovirus pneumoviruses PNG pnl PnP pnr pntd pntr pnxt po

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