100级铁手挑战视频:翻译英语:颁奖典礼 ;午休;科研成果的交流
来源:百度文库 编辑:中科新闻网 时间:2024/06/03 21:03:42
award ceremony
midday rest or noon break
exchange the experience of scientific research
award ceremony
noon break
exchange of achievements of scientific research