keyframes meaning in Chinese

关键帧

Then a scene detection algorithm , which relies on foreground / background separating , is proposed to support selecting of keyframes and a better representation of them
接着给出了静态视频摘要算法，包括快速子镜头检测算法、关键帧提取算法以及基于前背景分离的场景检测算法。
Animation presets save any combination of animation parameters ? including transformations , masks , expressions , effects , and text ? as animation presets to quickly reuse without setting keyframes
保留一个动画制作时的所有参数，如变形、遮罩、表达式、特效和文本，能大大提高下一个动画制作效率，甚至不用再设关键帧。