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单词 over the air
释义

over the air

/ˌəʊvə ðɪ ˈɛː/
Broadcasting
adverb
By means of radio or television broadcast; (now frequently) specifically by the transmission of radio signals broadcast through the earth's atmosphere (as distinct from cable transmission); over the airwaves.
adjective
Usually with hyphens. Of, involving, or by means of radio or television broadcasting, especially as distinct from cable transmission.

Origin

1920s. From over + the + air. Compare slightly later on the air.

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更新时间:2024/11/11 15:03:06