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词汇 dual-band
释义

Definition of dual-band in English:

dual-band

adjective

  • Designating telecommunications and broadcasting systems capable of operating in or receiving either of two different frequency bands, specifically two of the microwave bands used for satellite communication.

Origin

1930s; earliest use found in The New York Times.

Definition of dual-band in US English:

dual-band

adjective

  • Designating telecommunications and broadcasting systems capable of operating in or receiving either of two different frequency bands, specifically two of the microwave bands used for satellite communication.

Origin

1930s; earliest use found in The New York Times.
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