When we've converted you to a properpoint of view we may quit, but not before.
当我们把你的观点转变成正确的时候，我们才可能离开，但在那之前不会。
2
If you open up the scene, you will see that there's no properpoint of view defined yet.
如果你打开这个场景，你会看到场景中还没有定义一个正确的视角。
3
In this code, the main thing that can go wrong is that the ST_Transform function cannot compute a properpoint value in projected coordinates from the given latitude and longitude.