英德
有道
百度
谷歌
图片
维基
百科
双频 [shuāng pín]
double frequency
dual-band
dual-band
- 它有两种型号，分别是欧洲用的三频版本和美国用的双频版本。
Two models available, which are Tri-Band GSM for Europe and dual band for the states. - 它还装有双频红外线导引头，这样就可以尽量避免出现老系统那样的失灵情况。
It also has a dual-band infrared seeker and is more difficult to jam than older systems. - 手机有黑白两色可供选择；2.75G双频的GSM（Global System For Mobile Communication）—全球移动通信900及1800网络操作能力，使它更具有吸引力。
You could choose between black and white, and the 2.75G dual-band operating capability on GSM 900 &1800 networks just makes it more attractive.
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