Imagine if you could reference any HTML element rendered on the screen, change its properties, set handlers triggered by events, and modify its appearance — all instantaneously.

设想一下，您将能够引用在屏幕上呈现的任何HTML元素、更改其属性、设置由事件触发的处理程序并修改其外观，而所有这些都能即时实现。而这一切如今已成为现实。

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The appearance didn't change, but the inside was all new on this reference control amplifier.

外观没有改变，但是机器内部在参考控制上全部更新。

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The appearance of digital library presumes the necessity of library virtual reference service being created.

数字图书馆的出现意味着图书馆数字式（虚拟）参考咨询服务产生的必然；

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On the audio-only front, the 077 Reference preamplifier and 082 Classic integrated amplifier make their appearance on the cutsheet, but it's the 087 Classic surround processor that grabs our HD attention.

ENGADGET: Burmester's 087 surround processor gives ultra-rich a "more affordable" option

During our on-stage broadcast with NVIDIA, while we got another look at Project Shield, we were also surprised by the appearance of NVIDIA's new Tegra 4 reference tablet.

ENGADGET: NVIDIA's Tegra 4 reference tablet hands-on at CES 2013 (video)