英语词汇echelons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	echelons
释义	echelon noun— 埃施朗 n () Examples: upper echelon— 上游 echelon (military)— 梯队 middle echelon— 中游 echelon formation (military)— 梯次队形 lower echelon— 下游
随便看	served them well served the objective served the purpose served the role of served this served this purpose served three terms served through served throughout the day served throughout the year served to bolster served to combat served to confirm served to damage served to define served to distribute served to emphasize served to evaluate served to gain served to generate served together served to guide served to highlight served to promote served to show

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。

echelon noun—