扬声器 /yángshēngqì/ angolul

loudspeaker [loudspeakers]▼(transducer)
noun
[UK: laʊd.ˈspiːkə(r)] [US: ˈlaʊd.ˌspikər]

speaker [speakers]▼(loudspeaker, see also: loudspeaker)
noun
[UK: ˈspiːkə(r)] [US: ˈspiːkər]