You need to activate at least one of the available graphics toolkits.
你需要激活至少一个可用图像工具包。
As mentioned previously, several graphics toolkits provide bindings to make Cairo development even easier.
正如前面提到的，一些图形工具集也为cairo提供了绑定，这使cairo开发更加简便了。
We understand how to do graphics, we understand how to do libraries, we understand how to do toolkits.
我们了解了如何制作图形，我们了解了如何制作库，我们了解了如何制作工具箱。
Additionally, toolkits like GNUstep and FLTK are beginning to support Cairo for their graphics rendering needs.
另外，GNUstep和FLTK等工具集已经开始支持用cairo来满足图形呈现需求。
Additionally, toolkits like GNUstep and FLTK are beginning to support Cairo for their graphics rendering needs.
另外，GNUstep和FLTK等工具集已经开始支持用cairo来满足图形呈现需求。
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