普林校长的意思是ICE刚改变了政策? "(ICE) announced a precipitous, unexpected ch

普林校长的意思是ICE刚改变了政策?

"On Monday of this week, United States Immigration and Customs Enforcement (ICE) announced a precipitous, unexpected change in policy affecting international students at Princeton and throughout the country."

https://www.princeton.edu/news/2020/07/08/president-eisgruber-princeton-stands-firmly-international-students-face-ice