照相机前支架 camera-front support
照相机前置放大器 camera preamplifier
照相机前盖板 front cover of camera
发电机相位超前 generator phase lead
前置相机 front Camera
相机前
In front of the camera
以上为机器翻译结果，长、整句建议使用 人工翻译 。
youdao
你从不会知道，什么时候你要站在相机前。
You never knew when you might have to appear in front of cameras.
模式(又叫做标记)是一个矩形，你用其在相机前打印和定位。
A pattern, also called marker, is a rectangular shape that you need to print and position in front of your camera.
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