理学 操作系统 释 operating system 操作系统 计算机中管理和控制硬/软件资源的系统软件，向程序和用户提供系统服务，使用户方便地使用计算机，使计算机系统高效地运行。
operating system 操作系统
系统软件 操作系统 释文 operating system, OS 操作系统
- car dumping device
- car dumping track
- CARE
- care allowance
- Career
- career
- career adaptability
- Career Anchor
- career anchors
- career and technical education
- career as calling
- career aspirations
- career assessment
- career barriers
- career behavior
- career concerns
- career construction theory
- career counseling
- Career Cycle
- career decision making
- Career Designing
- career development
- career education
- career fantasy techniques
- career genogram