broadband

形容词 broadband:

1. of or relating to or being a communications network in which the bandwidth can be divided and shared by multiple simultaneous signals (as for voice or data or video)
2. responding to or operating at a wide band of frequencies
   同义词：wideband

broad.band

adj.（形容词）
Of, relating to, or having a wide band of electromagnetic frequencies:
宽波段的，宽频带的：属于、关于或有电磁频率宽频带的：
例句：
broadband communications.
宽频带通讯

【引伸】
broad.band.
n.（名词）