effector
🇺🇸
/ɪˈfektər/
🇬🇧
/ɪˈfektə(r)/
A part of the body that responds to a signal from the nervous system.
The muscles in your arm are effectors that help you move your hand when you want to grab something.
你手臂上的肌肉是效應器,當你想要抓東西時,它們幫助你移動手。