英语词汇“high-tier system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	high-tier system
释义	high-tier system high-tier system [‚hī ′tir ‚sis·təm] (communications) A wireless telephone system that supports base stations with large coverage areas and low traffic densities, but provides low-quality voice service and has limited data-service capabilities with high delays.
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