There is a heated debate over which costs are directly related to the Olympics and which ones are not.

关于与奥运会直接相关以及与奥运会无关的费用一直存在着激烈的争论。

They say it is about $12 billion. There is a heated debate over which costs are directly related to the Olympics and which ones are not.

他们说，实际金额大约是120亿美元。关于与奥运会直接相关以及与奥运会无关的费用一直存在着激烈的争论。