hundred、million、thousand等词在什么时候要 +s 请说说这一类词的用法

five hundred million 是多少? hundred seventy million hundred million 歌词 hundred ,thousand million的用法 a hundred million billion是多少? Thou thou thousand million 是十亿么?a hundred million /one hundred million 哪个真确哦. seven million and two hundred thousand hundred thousand million billion 的序数词! ten thousand five hundred million是多少? a million six hundred thousand dollars. 英译汉在线翻译trillion,billion,million,thousand,hundred hundred/thousand /million这些量词可数吗? hundred 和 million 的序数词形式? million和hundred有什么区别? one million eight hundred year怎么翻译 thousand hundred million加s吗