• 添加序列时控制得更精细
• Beta版视图模式可以预览视频（因添加视频预览功能后文件占用变大，所有请根据需要下载版本）
• Removed the video preview code for the beta version - with finer control when adding sequences
• Beta version view mode can preview videos (due to the increased file usage after adding video preview function, please download the version as needed)