求翻译：在之后的50年中，美国各州法院是否在审判中采用非法证据由各州自行决定。直到1949年，美国联邦最高法院审理的奥尔夫案 [5]引发了对这个问题的讨论。在该案意见中，美国联邦最高法院认为：政府必须遵循宪法第4修正案，但并没有明确说明各州是否适用非法证据排除规则。所以美国各个州可以选择适用非法证据排除规则或者不适用。当时美国有31个州同意，4个州不同意适用非法证据排除规则。。是什么意思？

正在翻译，请等待...

After 50 years in the United States, in the cantonal courts whether illegal evidence at trial by the individual State to decide. It was not until 1949 that the US Federal Supreme Court to hear the olff case [ 5] triggered a discussion of the issue. In that case, the US Supreme Court: the Government

In after 50 years, US various state court of appeal whether uses the illegal evidence in the trial to decide voluntarily by various states.Until 1949, the American federation supreme court tried Orr husband document [5) has initiated to this question discussion.In the above-mentioned plan opinion, t

Over the next 50 years, the United States whether the State Court during the trial the use of illegally obtained evidence from the States to decide. Until 1949, the United States Supreme Court case of Orff's [5] led to discussions on this issue. In that case comments, the United States Supreme Court