如果你阅读过这些故事，你会发现，目前正统的题材都是这些的变化。
If you haven't read the originals before, you'll often find that things that are now the assumed orthodoxy of a genre were just one of many variations.
从西方来的访问者们经常惊讶地发现，对于捷克人来说，切尔诺贝利和艾滋病并不是令人恐怖的话题，反倒是经常被当作讲笑话的题材。
Visitors from the West are often shocked to find that for Czechs, Chernobyl and AIDS are not a source of horror, but rather a subject for jokes.
一旦我们发现有趣的题材，要想明白无误地表达我们的感觉，我们需要将场景中的部分因素分离开，在取景器的框架中将重要的视觉要素组织起来。
Once we see things that are of interest, then we need to isolate parts of the scene, and organize the important visual elements within our viewfinder to effectively convey how we feel about them.
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