程序研发完成之前的翻译：Until the completion of research and development programs 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Before the completion of the program development

Until the completion of research and development programs

正在翻译，请等待...

Before you complete your research and development

Until the completion of research and development programs