life change units
【物理】变速齿轮（变速齿轮）【物理】变速齿轮（变速齿轮）
change wheel gear (change gear)
暂无补充释义。
相关词条
change in value
change for the better/worse
change
maximum difference between level change values【电子】
change
change personnel upon completion of a term of office
temperature change