英语词汇“ppb”的读音、翻译、释义、用法及例句-布网

词汇	ppb
释义	ppb abbr.（缩写 abbreviation）十亿分率,十亿分之…(= parts per billion) 规划-设计-预算(法)（→ PPB）(= Planning-Programming-Budgeting) 同义: parts per billion十亿分率,十亿分之… Planning-Programming-Budgeting规划-设计-预算(法)
随便看	morning line morning performance Morning Prayer morning room mornings morning sickness morning star morning watch Moro Morocco morocco leather Moro Gulf moron Moroni moronism moronity morose morph morph- morph. morphactin morphadite morphallaxis morpheme morphemic

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