英语原理问题像tens of thousands of意思是成千上万 但是为什么可以两个s+of连用 求原理你有权回答固

英语原理问题像tens of thousands of意思是成千上万 但是为什么可以两个s+of连用 求原理你有权回答固 tens of thousands tens Tens of thousands of tens of thousands和tens of millions 的意思 tens of thousands tens and thousands of 问几个初中英语问题1.thousands of ,thousands and thousands of哪个是[成千上万] tens of thousands of people a couple tens of thousands tens of thousands of 是固定词组么? Tens of thousands of school children是什么意思? tens of thousands of student是什么意思?