extraterrestrial signal信息详情
地外信号
signal───adj.显著的；作为信号的；n.(Signal)人名；(瑞典)西格纳尔；vt.标志；用信号通知；表示；n.信号；暗号；导火线；vi.发信号
signal wire───[通信]信号线
radio signal───无线电讯号；无线电信号
home signal───进站信号（机）；[铁路]进站信号；[铁路]进站信号机
signal processing───[通信]信号处理
alarm signal───[安全]警报信号；n.警报，警报信号
digital signal───[自][通信]数字信号
signal words───信号词；标志词
signal twice───发出两次信号
The bright colors on the blue background indicate that an anomalous signal was received here on Earth by a radio telescope involved in a Search for Extraterrestrial Intelligence (SETI).───在蓝色背景上的明亮颜色表明在地球上收到了一个不寻常的信号，它来自于搜寻地外文明计划（SETI）的一台射电望远镜。
Tarter strongly believes in the search for extraterrestrial intelligence, although unlike Ellie Arroway, she seems to accept that a momentous signal may not come in her lifetime.───对于搜寻外星智慧坚具信念，不过她跟艾伊莉？亚罗威不太一样，她似乎能接受也许一辈子都不会侦测到重大讯号的事实。
That's one way that an extraterrestrial civilization can send a signal that stands up above the radio background noise.───这是外星文明可以突出于宇宙的无线电背景噪声发送信号的一种方式。