单词	rigid arch
释义	rigid arch 刚性拱
随便看	primary oxide primary package primary packaging primary paging device primary palate primary pancreatic island primary paper primary papilla primary parameter primary parasite primary (parent) container identifier primary parentelic group primary parietal cell primary parietal layer primary parkinsonism primary particle primary particle size primary particle structure primary partition primary part observation primary passive potential primary password primary path primary pathogen primary path satellite 九宗七祖九州四海九年之储九年之蓄九折臂九故十亲九曲回肠九死一生九死不悔九死未悔变戏法儿变成变成岩变把戏变换变换齿轮变故变数变文变易