developing与Development的区别

developing与Development的区别 经济发展 economy developing 与 economic development 用哪个?有何区别 less developed与developing的区别 development developing developed develop 用develop,develpoed,developing,development造句 with the developing/ development of the world... 用developing 还是 the development of development of the economy和economic development的区别 developed 和 developing 区别? developing与developed有什么区别?还有boiling和boiled?老师说是一个类型的,那是什么类型呢 developmental,developing,developed 三者的区别于用法 development enginer & developing enginer 那个更符合英语习惯