regular与ordinary有什么区别?

regular与ordinary有什么区别? ordinary和regular有什么区别 ordinary和regular 在这道题中有什么区别? regular,ordinary的区别 frequent common ordinary general regular的区别 average/ordinary/regular/normal之间的区别? 如何区别usual/regular/ordinary/common/normal? normal和average和regular和ordinary的区别 急需usual,typical,common,normal,ordinary,regular,average的区别 ordinary和usual有什么区别? ordinary,normal,usual,common有什么区别? normal ordinary common typical有什么区别?