循序色彩与记忆体 secam sequential color and memory: 调频行轮换彩色制式sequential memory: 时序存储器; 顺序存储器; 顺序记忆能力sequential color: 顺序制彩色电视memory color: 记忆色memory for color: 颜色记忆下载手机词典可随时随地查词查翻译