英语词汇product hierarchy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	product hierarchy
释义	hierarchy n — 等级 n • 阶级 n hierarchy — 层级 • 等级制度 • 阶层 product n — 品 n • 产 n • 商品 n • 产物 n
随便看	need for planning need for portability need for power need for precision need for predictability need for preparation need for product need for profit need for progress need for promotion need for protection need for purpose need for questionnaire need for reassurance need for recourse need for recovery need for reduction need for redundancy need for reform need for refrigeration need for reinforcement need for repair need for repeat need for replacement need for replacing

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。

hierarchy n —