大学英语：重要词汇intelligence official 情报官员

Last November,the US National Center for Medical Intelligence issued a report detailing the coronavirus pandemic,which was later identified as"COVID-19". Some analysts believed that the outbreak in Wuhan might have evolving into a catastrophic event. According to the Washington Post,in more than two months from January to February,Trump had received intensive warnings from the US intelligence agencies about the coronavirus. Why did the US government not declare a"National Emergency" until March13?

【词汇】

1.intelligence official 情报官员

2.sweep through横扫，肆虐

3.analyst n. 分析人员

4.catastrophic adj. 灾难性的

5.intensive adj. 广泛的