Examples of using "カメラをなくしてしまった。" in a sentence and their english translations:
I lost my camera a little while ago.
I had lost a camera the previous day.
- I have lost my camera.
- I lost my camera.
I lost the camera I had bought the day before.
- I have lost my camera.
- I lost my camera.
I lost the camera I had bought the day before.