大氧吧 dàyǎngbā source of fresh air Origin Definitions Defs Strokes Stroke Words Sentences Sents 大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult氧吧 yǎngbā oxygen bar Establishment where oxygen is provided for patrons to inhale for health or relaxation. The second character 吧 ba is a transliteration of the English word "bar".