Athough the dollar received a lift when markets were collapsing in late 2008 and early 2009, its trade-weighted index is within 2% of where it was when Lehman Brothers crumbled. # ~/ m0 ^6 i4 T$ U请问大家,在这里面这个where 是个什么用法,修饰的什么?。从trade-weighted 后的句子怎么解释?谢谢!$ L4 H0 O! { v7 m