theoriental pearl TV tower has attracted visitors since 1995tens of thousands of 中的tens of 是什么意思,为什么要加在thousands of 的前面
问题描述：
theoriental pearl TV tower has attracted visitors since 1995
tens of thousands of 中的tens of 是什么意思,为什么要加在thousands of 的前面
答
tens of thousands of 数万的xxx
thousands of 是数千的xxx