短語詞組短語backward d compatibility 反向兼容性Backward and Forward Compatibility 向前兼容和向后兼容Application backward compatibility 應用程序的向后兼容性true backward compatibility 真正的向后兼容性Backward compatibility recommendations 向后兼容性建議Retained for backward compatibility 保留過去的用法只是為了相容性full backward compatibility 并提供全向后兼容SolidWorks backward compatibility 版本回退輸出AOL Connectivity Service Backward Compatibility 文件描述 返回 backward compatibility