词汇	OS service
释义	OS service 系统服务
随便看	under the burden of under the burning under the canopy under the caption of under thecare of under the care of under the care of a physician under the care of sb Under the care of sb under the care of somebody under the carpet under the castle wall under the charge of under the charge of someone under the circumstance under the circumstances under the circumstances of internet under the civil law under the coal-mines under the coat Under the coat of chalk I recognized him under the color of under the color of friendship under the colouring of under the colour of