同义词
1)reinforcement of conditional reflex,条件反射的强化2)differentiation of conditional reflex,条件反射的分化3)disappearance of conditional reflex,条件反射的消失4)extinction of conditional reflex,条件反射的消退5)unconditioned reflex,无条件的反射6)conditioned immunoenhancement,条件反射性免疫增强
