If the venue of your presentation is not adequately light-proof, select a dark-colored background and use any light color for text.

如果演示的地点不具备足够的防光性，请选择深色背景，并为文本使用任何浅色。

youdao

The presentation of this 300 mm wide light strip is the most powerful defining element of the interior space.

这个300毫米宽的光线带的呈现是室内空间中最强大有力的至关重要元素。

youdao

You are running a presentation on a portable computer and a projector, but the projector doesn't seem to be projecting any images or light of any sort.

您正在便携式计算机和放映机上运行演示文稿，但是放映机似乎没有投影任何图像或任何类型的光线。

youdao

There were a few moments of excitement during the hour-long presentation, though mostly due to the thunderous bass of the company's sound and light show.

ENGADGET: Sharp's IFA presser features giant 1-inch thin LCD (and little else)