Translation

多産な / 多作の / 多くを生み出す

Meaning

Prolific means producing a lot, especially many works, ideas, results, or offspring. It is usually positive or neutral. Do not confuse it with profligate, which means wastefully extravagant.

Examples

• 彼女は多作の作家で、毎年新しい小説を出しています。
  She is a prolific writer who releases a new novel every year.
• その研究所は多くの重要な発見を生み出してきました。
  The lab has been prolific in producing important discoveries.