海螺 AI 演示视频：强颜欢笑到掩面而泣

Over the shoulder shot of a [人物] close up, at first she is laughing, then she becomes sad, then she starts to cry, then she cover her face with her hands

[人物] 过肩特写镜头，首先在笑，然后变得伤心，接着开始哭泣，最后用手遮住脸。