對講機 angolul

intercom [intercoms]▼(an electronic communication system)
noun
[UK: ˈɪn.təkɒm] [US: ˈɪn.tərˌk.ɑːm]

walkie-talkie [walkie-talkies]▼(portable radio)
noun
[UK: ˌwɔːk.ɪ ˈtɔːk.i] [US: ˌwɔːk.ɪ ˈtɔːk.i]