regulatory factor的用法和樣例：
例句
- Each tablet contains different growth factors, transforming growth factors and liquid regulatory factor for skin.
每片包含了不同的生長(cháng)因子，轉化生長(cháng)因子和液體調節因子的皮膚。 - Initiation of transcription requires sophisticated coordination of many different regulatory factors.
轉錄過(guò)程的啟動(dòng)需要對許多不同調節因子進(jìn)行精密復雜的協(xié)調。
