词汇	killing line
释义	killing line 压井线
随便看	persistence of types persistence of velocity persistence of vision Persistence organic pollutant persistence oscillation persistence oscilloscope Persistence profile persistence property persistence rate persistences persistence screen Persistence slowing-intravenous infusion persistence storage persistence store Persistence study persistence tendency persistence testing persistence time persistence time of vision persistence-time of vision Persistence will carve out a way to success persistencies persistency persistency and extinction persistency bonus