英语词汇ppbs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	ppbs
释义	PPB abbr.planning-programming-budgeting (system) 计划—设计(程序)—预算制(或法)(一种商业、政府、研究机构的计划方法) [亦作 PPBS] ppb, ppb. abbr.parts per billion [美国英语]十亿分率,十亿分之…
随便看	sector of sphere sector scan sector scanning sector search sector structure sector wind sects secular secular acceleration secular clergy secular equation secular equilibrium secular games secular gamess secular humanism secular humanisms secular humanist secular instability secularisation secularisations secularise secularised seculariser secularisers secularises

英汉双解词典包含483723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。