他是唯一业主，掌握全部管理权。He was the sole proprietor with total management control.歹徒通过不法手段掌握管理权.The thug grasped the management rights by illegal means.他已经交出董事会的管理权.He has since given over the control to the board....

“管理权”的英语可以翻译为：[经] administration authority，jus gestionis ...