单词	the incidence of a disease
释义	the incidence of a disease 发病率
随便看	Medium Anti-Tank Weapon System medium appearing screen image medium-approach signal mediumaquamarine medium aquamarine Medium Aramid Fiber Medium Armored Car Medium artery medium artillery Medium Artillery Battalion Medium Artillery Delivered Sensor Medium Artillery Rocket Launcher Medium Artillery Rocket System Medium Artillery Terminal Homing Projectile medium ash series 3 additives medium asset management medium atomic demolition munition medium-atomic demolition munition medium atomized oil nozzle medium atomizing burner medium attachment unit Medium Attack Tactical Employment School medium attack weapons school pacific Medium Attack Wing medium attainment education