及物动词
1. Coloring differentiates the sexes in many birds.
鸟的雌雄通常可就其颜色予以区分。
2. A botanist can differentiate varieties of plants.
植物学家能鉴别各种各样的植物。
不及物动词
1. It is wrong to differentiate between pupils according to their family background.
按家庭出身区别对待学生的做法是错误的。