To start something new or break away from tradition; to create a fresh style or approach.
生面新的面目。原意是凌烟阁里的功臣画像本已褪色，经曹将军重画之后才显得有生气。比喻另外创出一种新的形式或局面。
唐·杜甫《丹青诗》凌烟功臣少颜色，将军下笔开生面。”
The artist's work was unlike anything seen before, truly a case of starting a new school of painting.
Learn the next connected idiom: 别开生面 (bié kāi shēng miàn) → 面目全非 (miàn mù quán fēi)
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