[网络] 重叠 overlappings: [网络] 重叠 overlapping-generations model (olg): 世代交替模型;重叠世代模型 overlappling grid: n.重叠坐标网 overlapping-free word: 非重叠字,无重叠字 overlappong virtual image: n.重叠虚象 下载手机词典可随时随地查词查翻译