词汇	a grind
释义	a grind 🌏刻苦用功的学生
随便看	depletion drive index depletion-drive pool depletion drive reservoir depletion effect depletion electric furnace depletion expense depletion expenses depletion factor depletion field depletion field-effect transiontor depletion field effect transistor depletion field-effect transistor depletion for wasting assets depletion GaAs depletion hydrograph depletion implantation depletion index depletion interaction depletion inverter depletion layer depletion layer capacitance depletion-layer capacitance depletion layer capacity depletion layer FET depletion layer-FET