on Site Investigation

• 现场调查

on Site Investigation的用法和样例：

例句

1. A police officer came on the scene to search into the circumstances.
   有个警官来到现场调查情况。
2. The field investigation found a history of exposure to sick poultry around her house.
   现场调查发现有与其住宅周围的病禽接触史。