词汇	生长倒退
释义	生长倒退医downgrowth
随便看	tracking device Tracking Device Requirement tracking devices tracking-differenfiator tracking differentiator tracking-differentiator tracking-differen-tiator tracking direction tracking direction-finder tracking display tracking display system Tracking Display Unit Tracking distance measurement tracking distorbion tracking distortion tracking drift tracking drive Tracking during the guarantee period tracking dye tracking dynamics tracking encoded theodolite tracking equalizer tracking equipment tracking erosion tracking error