ㄈㄢˇㄕㄜˋfǎnshè

  1. 動物外界刺激產生幾乎立即隨意反應

  2. 聲波光波電磁波遇到阻礙介質介面

to reflect, reflection (from a mirror etc)​, reflex (i.e. automatic reaction of organism)​
réflexion (physique)​