英语词汇quality of service怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	quality of service
释义	Quality of Service— 服务质量 Examples: undertake to rectify any deficiencies in the quality of a building, product or service— 保固
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英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

Quality of Service—