短語詞組短語very rotund 非常凸的Rotund d 渾圓的rotund norms 凸性範(fàn)數(shù)uniform rotund 一致凸uniformly rotund 一致凸的extremely rotund 極嚴格凸Rotund ' 斯拉達rotund distension 近圓形膨大locally uniformly rotund 侷部一致凸的 返回 rotund