The two have recently got a special license so that they can take them for a walk.

这两个人最近获得了一份特殊许可证，这样他们就可以带它们去散步了。

The other is a special License Plate recognition system based on DSP.

另外一个是专门用于实时牌照识别的DSP系统。

Your license asserts that it cannot do so without obtaining a special license.

您的许可中明确指出没有特殊的授权不得如此使用。

No work units or individuals are permitted to engage in such production without obtaining the special license.

未经特别许可的，任何单位和个人均不得生产。