interstellar communication

基本解释

A serious attempt at interstellar communication would be very expensive .
作一次星际通信的认真尝试可能很费钱。
www.translation-dictionary.net
Once the existence of this wavelength had been discovered, it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
这波长一经发现，很快就被建议用作星际通讯的惟一可辨认的广播频率。
Once the existence of this wave-length had been discovered, it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
一旦这种波长的实际存在被发现，提出把它作为星际间唯一可辨认的广播频率就为期不远了。