“我是7月7日来北京的，当时其实有点担心疫情，还提前三天做了核酸检测，是带着酒精棉和检测报告来布展的。”
“I arrived in Beijing on July 7, and at the time I was a little worried about the pandemic, so took the nucleic acid test three days in advance, and I came here with alcohol pads and my test report. ”