单词	劣於彌補
释义	同COBBLE
随便看	parts; materials; and processer parts number parts number--p/n--pn parts number，pn;p/n parts of holland parts of kesteven parts of lindsey parts of speech parts of the constellation of sagittarius are parts-on-demand facility part song part-song partsong parts oriented part(s)per billion parts per billion part(s)per billion-- ppb part(s)per billion; ppb parts per billion (ppb) parts per billion {= ppb} parts per billion(ppb) parts per billion-- ppb parts per billion--ppb parts per billion; ppb parts per billion十亿分率