thousand million billion的复数分别是什么?

10 thousand million是多少 1200 million 可以说 twelve thousand million RT hundred ,thousand million的用法 seven million and two hundred thousand thousand、million、billion、trillion后面是什么? 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? thousand hundred million加s吗 one thousand-million dollars是10亿么 thousand million billion的复数分别是什么? one million seven hundred thousand.one million 是1百万,seven hundred thousand thousand million 是十亿么?a hundred million /one hundred million 哪个真确哦. million thousand 的后面为什么不加S请问million thousand 2 million 2thousand后面为什么都不加s?有没有加s的时候? several 的用法several与hundred,thousand,million在一起怎样使用啊,hundred,thousand,million 是用单数还是复数?如果hundred,thousand,million后有名词呢? one hundred thousand million英语大数字问题one hundred thousand million是一千亿,为什么不说one thousand billion?six million million是六万亿,为什么不说six thousand billion