[电] simultaneous color television system

tóng shí xiǎn sè diàn shì xì tǒng ㄊㄨㄥˊ ㄕˊ ㄒㄧㄢˇ ㄙㄜˋ ㄉㄧㄢˋ ㄕˋ ㄒㄧˋ ㄊㄨㄥˇ