为什么上世纪九十年代纽约的犯罪率会急剧下降？

Why did crime drop so dramatically in New York during the mid-1990s?

youdao

这方面很好的例子就是纽约市的犯罪率在不断地上升。

A case in point of this is the steady increase in crime in N. y. City.

youdao

这方面很好的例子就是纽约市的犯罪率在不断地上升。

A case in point of this is the steady increase in crime in N. y. City.

youdao