单词	source decay
释义	source decay 射源衰变
随便看	depth of recess depth of recursion depth of respiration depth of room depth of round depth of runoff depth of seam division depth of seeding depth of shade depth of ship depth of ship-girder depth of signal depth of slot depth of snow depth of snow cover depth of soil depth of soils depth of sowing depth of stratum depth of submerged hull depth of tap drill depth of tapped hole depth of tariff cut depth of terrain depth of the damaged vertex 不独明朝为子推不用开书帙不用思量今古不用挽天河不用燃犀下照不用登临怨落晖不用登临恨落晖不用食粱肉不画儒冠不疑灵境难闻见敛财敛足敛身敛迹敛钱敝敝东敝亲敝人敝友