However, to create an immersive VR experience, you need to render a full stereoscopic pair of views at 90 frames a second, which can leave you only about 11 milliseconds per frame.

但是，要制造出沉浸式的 VR 体验，你必须渲染出立体的两幅视图，帧率要达到90帧每秒，这就意味着每帧的时间只有11毫秒了。