A redshift can be measured when light from a galaxy is broken up and spread out into a band of colors called a spectrum.

当从星系发出的光被分解展开成光谱的时候就可以测出红移了。

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This paper presents a new radio station data communication scheme, a DS-GMSK system based on in-band spread- spectrum technology.

提出了一种采用DS-GMSK体制、基于带内扩频技术的无线电台数字通信方案。

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Because of limited frequency band of channel, spread spectrum and MFSK modulations can not resolve that high speed transmission is in contradiction with limited frequency band.

当进行高速水下通信时，由于水下信道的频带有限，扩频和MFSK调制方式无法解决高速率信息传输和可利用信道频带窄的矛盾。

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The band of hunters spread out, driving along the silent forest roads.

BBC: Sweden wolf cull divides wilderness opinion

The Internet has clearly helped the growing band of trust promoters spread the word to a broader market.

FORBES: If It Sounds Too Good...

The fire started "from out of nowhere" on a stage at the club and quickly spread to the ceiling, witness Jairo Vieira told Band News.

CNN: Hundreds killed in Brazil nightclub fire