ABCs
abbr. 自动广播控制系统(=Automatic Broadcast Control System)
ABCs
名词 abcs:
the elementary stages of any subject (usually plural)
同义词：rudiment, first rudiment, first principle, alphabet, ABC, ABC's
名词 abc:
the elementary stages of any subject (usually plural)
同义词：rudiment, first rudiment, first principle, alphabet, ABC, ABC's