tens of thousands数词one two three ……后面什么时候可以加s

tens of thousands tens Tens of thousands of tens and thousands of tens of thousands tens of thousands tens of thousands数词one two three ……后面什么时候可以加s thousands of tens of thousands of a couple tens of thousands 数词Every year _________ foreign friends come to visit China.A.tens of thousads of B.thousand thousands ofC.thousands upon thousand D.over ten thousands tens of millions tens of millions of 等于 thousands of tens of thousands和tens of millions 的意思 tens of thousands of student是什么意思? 请问tens of thousands of tourists是什么意思? Tens of thousands 什么表达方法? tens of thousands of people 和tens of thousands more people的微小差别?如何翻译? thousands and tens of和tens and thousands of哪个对 thousands of;tens of thousands of;hundreds of thousands of这三个词组中文意思? 英语翻译tens of thousands of people怎么翻译啊