And last but not least, Metal 2 enables and provides our most advanced graphics developer optimization tools yet.

最后要说的是，Metal 2 让我们有了最先进的图像开发优化工具。

So that's Metal 2—GPU-driven rendering, a unified feature platform, machine learning acceleration, support for VR content development on your Mac with support for external GPUs, and our most advanced developer optimization tools to date.

这就是 Metal 2—— GPU 驱动的缓冲、一体化特性平台、机器学习加速、支持在 Mac 上进行 VR 内容开发、支持外接 GPU 和我们的最新最先进的开发者优化工具。