Had anyone changed the high-power bulbs for the wireless video projectors that would be used for the presentations, and which were vital for the meeting?

有任何改变了高功率灯泡，为无线视频投影机将用于介绍，哪些是非常重要的会议？

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Witness the way Canon, Nikon and others, not content with including audio recording in their digital cameras, have now added high-definition video and even built-in projectors as well.

看看佳能、尼康和其他一些厂家的做法吧，他们对数码相机配有录音功能并不满足，于是配备了高清摄像甚至是内置投影仪。

youdao

All classrooms equipped with computers, projectors, video and audio booth, broadcasting equipment.

全部教室配备电脑、投影仪、视频展台和音响、广播设备。

youdao

Always-on Internet, mobile TV, viral video projectors -- it's enough to inspire a bad case of techno envy.

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Then came audio switches, video projectors and lighting control panels.

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And in October it licensed its name to be used on consumer digital cameras, pocket video cameras, and portable projectors.

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