英语词汇“data hierarchy”的读音、翻译、释义、用法及例句-语文网

词汇	data hierarchy
释义	data hierarchy 资料阶组指一种资料结构，由有序集合和子集合组成，即把集合中的资料分成不同等级的子集合，例如位元、位元组、字符、字、字块、记录、档案和资料库，每一子集合之间相差一个级别。
随便看	freight in freight in advance freight in full freight in full of port charges freighting freight insurance freight inward freightliner freightliner freight list freight market freight note freight or carriage and insurance paid to freight or carriage paid to freight out freight outward freight paid freight paid as arranged freight payable at destination freight pending freight policy freight prepaid freight prepaid B/L freight rate freight rate basis

语文网英语在线翻译词典收录了223822条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。