资料来源 : pyDict

电流转换开关

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Rheotrope \Rhe"o*trope\, n. [Gr. "rei^n to flow + ??? to turn.]
   (Elec.)
   An instrument for reversing the direction of an electric
   current. [Written also {reotrope}.]