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单词 dual-band
释义

> as lemmas

dual-band
dual-band adj. designating telecommunications and broadcasting systems capable of operating in or receiving either of two different frequency bands, spec. two of the microwave bands used for satellite communication.
ΚΠ
1932 N.Y. Times 18 Aug. 41/1 The dual band design of the transmitter used on the new ships was dictated by the results of important research.
1954 Times 23 July 9/6 (advt.) 12″ dual-band table model with Bush Auto-control of both vision and sound.
2001 Contact May 54/3 The SL45 is dual-band, has a screen big enough to make the most of the WAP browser, and features all the usual mobile phone functions.
extracted from dualadj.n.
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更新时间:2024/12/25 1:02:12