identified radio source

例句：

1. 1. The scientist identified the source ofthe pollution.
   科学家确定了污染的来源。
2. 2. The detectiveidentified the suspect as a man in histhirties.
   侦探将嫌疑人确定为一名三十岁左右的男子。
3. 3. The team identified theproblem and proposed a solution.
   团队确定了问题并提出了解决方案。