Now, let's demonstrate why parallax mapping is useless in practise with a few pictures.

现在，让我们通过几幅截图来演示下视差贴图的作用有限的原因。

youdao

But in practise considerations of expediency must creep in beside considerations of morality.

但是在实践中除了道德的考虑还必然有权宜的思量。

youdao

While this may be an extreme example, in practise even camera movements of only a few centimeters may result in visible parallax if there are nearby objects in the scene.

虽然这可能是一个极端的例子，在镜头的运动练习甚至只有几厘米可能导致明显的视差，如果附近有场景中的物体。

youdao

However, in practise, their roster of revived classic franchises such as Sam and Max and Monkey Island did not seem to be quite there.

FORBES: Three Games For The Sick: Things To Do As Gamers When You're (Half) Dead

In practise it hardly functions.

BBC: Win unmasks Brazil

In the longer term the odds are stacked against secrecy, particularly in countries that practise openness in other areas.

ECONOMIST: WikiLeaks