thriteen million of people还是thirteen million people?

thriteen million of people还是thirteen million people? When i was thriteen millions of与million million of failures the beating of million millions of 、 million of 、 millions 、a million 的区别 million million of millions和millions of的区别! a fifth of a million more than half后面是a million 还是 of million half a million of trees还是half a million trees 40 million of 130 million young people是什么意思 million of 和millions of 的用法 million 英语翻译：dot 8 million of second, 是millions of people 还是million people 英语million of the peoplemillion加不加S a quarter of a million Maoris, MILLION OF是固定搭配吗