非條件反射

Simplified: 非条件反射

fēitiáojiànfǎnshè ㄈㄟ ㄊㄧㄠˊ ㄐㄧㄢˋ ㄈㄢˇ ㄕㄜˋ

    • unconditioned reflex (physiology)

Character by character

Sources