differentiate

v.区别，辨别

die off, die out, die to the world, die-cast, die-hard, diehard, dieresis, diesel, diesel-electric, diet, dietary, dieter, dietetic, dietetics, dietician (also dietitian), differ, difference, different, differential, differential calculus, differentiated, differentiation, differently, difficult, difficulty, diffidence, diffident, diffidently, diffract, diffraction, diffuse, diffusely, diffuseness, diffusion, dig, dig down, dig in, dig out, dig up, digest,