第四个方法，也就是最后一个方法是先用电脑创造一个数字背景，然后把一幅数字绘制的图片加到场景里。

And the fourth and final way is to use the computer to create a digital background and add a digitally drawn picture to the scene.

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我们已经在这次征程之中迈开了步子：大多数我们创造的数字媒体现在都能贴上标签(即为媒体提供背景和语义价值的某些特定关键词)，让人们识别。

We have already taken some steps along this journey: much of the digital media we create can now be "tagged", that is, assigned keywords which provide context and semantic value for the media.

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无论如何这些数字都需要置于异常庞大的银行产业背景下，尤其在与美国进行对比时，还要将巨额潜在利润计算在内。

And, in any case, that figure needs to be put in the context of a very big banking industry, with a lot of underlying profits, especially when compared with America's.

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