sample information

例句：

1. 1. We need to collect samples from different locations for testing.
   我们需要从不同地点收集样本进行测试。
2. 2.The company provided us with a sample of their new product.
   该公司向我们提供了他们新产品的样品。
3. 3.The scientist analyzed the sample and found it to be contaminated with heavy metals.
   科学家分析了样品，发现它被重金属污染了。