相关单词近义词 extension 延长, expansion 膨胀, enlargement 扩大, opening 开口, increase 增加, distention 膨胀, stretching 拉伸, dilatation 膨胀临近词dilatory, dilate, dilation band, dilation angle, dilation ratio, dilation chart, dilation matrix, dilation factor, Dilation of anus, dilation fissure, Dilation matching, Dilation of colon相似词dilate, dilate on/upon sth, dilated, dilated cardiomyopathy, dilatory, dildo, dilemma, dilettante, 返回 dilation