concavoconvex是什么意思、英文翻译及中文解释 concavoconvex词语:concavoconvex解释:凹凸形,一面凹一面凸的词性:名词词典:汽车专业英汉词典concavoconvex相关解释concavoconvex〔名词〕凹凸,新月形的...