主打 Traditional form: 主打 Pinyin (reading): zhǔdǎ Definitions: principal; main; flagship (product); title (track) to specialize in; to take as one's priority; to primarily focus on Characters: 主 - to own; to host; master; host; lord 打 - to attack, to beat, to hit, to strike Traditional characters: 主 - to own; to host; master; host; lord 打 - to attack, to beat, to hit, to strike