(Anatomy)(亦作 depressor muscle)a muscle whose contraction pulls down the part of the body to which it is attached (剖)降肌 ■any of several specific muscles in the face 面部肌肉 [followed by Latin genitive]depressor anguli oris. 降口角肌。
(Physiology)a nerve whose stimulation results in a lowering of blood pressure (生理)降压神经
an instrument for pressing something down 压板, 压器
语源
early 17th cent. (in the general sense 'someone or something that depresses'): from Latin, from depress- 'pressed down', from the verb deprimere (see depress)