英语词汇PPB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	PPB
释义	PPB abbr. 1. = ppb 2. Planning-Programming-Budgeting (System) 规划-设计-预算(法)，工作效率设计审订(法)
随便看	rate-cap rate-capping rate-capping rate card rate cards rate constant rated rated horsepower rated load rated loads rateen rate exchange ratel ratels ratels' ratemeter ratemeters rate of exchange rate of interest ratepayer ratepayers ratepaying ratepaying ratepayings rater

英汉双解词典包含548777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。