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单词 communications satellite
释义

WordReference Random House Unabridged Dictionary of American English © 2024
communications sat′ellite, 
  1. Aerospacean artificial earth satellite that facilitates communications, as radio, television, and telephone transmissions, by means of the reflection or the amplification and retransmission of signals between stations on earth or in space.
  • 1960–65

Collins Concise English Dictionary © HarperCollins Publishers::
communications satellite n
  1. an artificial satellite used to relay radio, television, and telephone signals around the earth, usually in geostationary orbit
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