mean to do 和mean doing都是什么意思

mean to do 和mean doing都是什么意思 mean to do和mean doing的意思和区别? mean to do 和mean doing 的区别和用法? mean to do和mean doing的区别 MEAN TO DO 和MEAN DOING 的区别 mean to do sth.和mean doing sth.的区别 mean to do sth/ mean doing sth mean to do sth 的意思?mean doing sth. 和mean 从句的意思? mean to do 与mean doing 有什么区别么/ mean to do 与mean doing 的区别 mean to do sth.和 mean doing sth.有什么不同? mean to do sth 和 mean doing sth 有什么区别?