electrical relay

英 [ɪˈlektrɪkl ˈriːleɪ]

美 [ɪˈlektrɪkl ˈriːleɪ]

网络  继电器; 电子继电器

英英释义

noun

• electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
  Synonym:relay

双语例句