fixed focus camera

例句：

1. 1.The photographer used a fixed-focus camera to capture the beauty of the sunset.
   摄影师使用固定焦距相机捕捉日落的美丽。
2. 2.The engineer tested the new model with a fixed-focus camera to ensure its accuracy.
   工程师用固定焦距相机测试新款模型，以确保其准确性。
3. 3. The scientist used a fixed-focus camera to study the behavior of insects in their natural habitat.
   科学家用固定焦距相机研究昆虫在其自然栖息地的行为。