alternating current
US /ˈɔːl.tərˌneɪ.tɪŋ ˈkɝː.ənt/
UK /ˈɔːl.tərˌneɪ.tɪŋ ˈkɝː.ənt/

1.
corriente alterna
an electric current that reverses its direction many times a second at regular intervals, typically used in power transmissions
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Most household appliances run on alternating current.
La mayoría de los electrodomésticos funcionan con corriente alterna.
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The power grid supplies alternating current to homes and businesses.
La red eléctrica suministra corriente alterna a hogares y empresas.
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