英语短语词组词汇PPB的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	PPB
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	bounce about bounce against bounce along bounce back bounceback bounce back from bouncebacks bounce cast bounced bounced flash bounce down bounce flash bounce for bounce from bounce ... into bounce into bounce light bounce lighting bounce ... off bounce off bounce out bounce out of bounce over bouncer bouncers

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