该演讲台能从正面和侧面对演讲者起到安全 保护的作用。
The podium can achieve the effect of security protection for speakers from the front side and lateral sides.
在练习时，使用镜子或录像等物品，可以展示演讲者在面对观众时他们的样子和声音。
Using objects such as mirrors or video recordings as they practice can show speakers what they look and sound like to the audience.
InfoQ也在现在录制了很多演讲，并和许多演讲者面对面会谈。所以，让我们期待会后的精彩视频。
Also, InfoQ is on site recording many of the sessions as well as sitting down personally with many of the presenters, so look forward for great video coverage after the conference.
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