英语词汇“十亿分之--十亿分比”的翻译、意思、用法、释义-英汉汉英词典

单词	十亿分之--十亿分比
释义	十亿分比；十亿分之parts per billion｛=ppb｝
随便看	helota thoracica helota yehi helotes helotes cuvier helotes cuvier，1829 helotes sexlineatus helotes sexlineatus (quoy & gaimard helotes sexlineatus (quoy & gaimard，1824) helotiaceae helotiales helotidae helotism helotisms helotrephes formosanus helotrephidae helotries helotry helots he loves somebody else he loves to gamble help helpable help agent help a lame dog over a stile help along