abbr. alphabet 字母表;automatic bass compensation 自动低音补偿;automatic brightness control 自动亮度控制;alarms by carrier (panic-button device alerting fire and police stations) 移动警报器（火警和警察局的紧急按钮设备）;
ABC
n[sing]
1 (Roman) alphabet, ie all the letters from A to Z （罗马）字母表, 即由A至Z所有字母
Does the boy know his ABC? 这个男孩儿认识字母了吗? 2 simplest and most basic facts about a subject 一门学科的最简单, 最基本的要点; 基础知识
the ABC of gardening 园艺入门.
3 (idm 习语) easy as ABC => easy1.
ABC abbr 缩写 =
1 American Broadcasting Company 美国广播公司
watch ABC 收看美国广播公司的节目.
2 Australian Broadcasting Commission 澳大利亚广播公司.