Center for Advanced Vehicle Electronics (Auburn University)为中心的高级汽车电子(奥本大学) Cellular Authentication Voice Encription蜂窝鉴权和语音加密 Caller Verification (EU)访客检定(欧盟) CERES/ARM Validation Experiment验证实验/手臂谷神星重 Columbia Automated Vision Environment哥伦比亚自动化的视觉环境 Computer Assisted Virtual Environment计算机辅助虚拟环境 Computerized Automatic Virtual Environment电脑自动虚拟环境 Collaborative Virtual Environment协同虚拟环境 Cellular Authentication and Voice Encryption认证和声音细胞的加密 Catholic Audio-Visual Educators Association天主教视听教育工作者协会 Citizens Aware of Virtually Everything几乎所有的公民意识 Carlsbad Caverns National Park (US National Park Service)洞穴国家公园(左右美国国家公园服务) Community Action Volunteers in Education (California State University, Chico)社区志愿者行动的加利福尼亚州立大学教育(Chico) Cave Automatic Virtual Environment洞穴自动虚拟环境 Competitive Autonomous Vehicle竞争的自主车辆