A thorough cleaning is part of the every-four-years tradition that comes with the outgoing president and his family swapping White House living with the incoming president and family.
원문출처 : https://www.cnn.com/2021/01/12/politics/trump-bidens-white-house-move/index.html
원문출처 : https://www.cnn.com/2021/01/12/politics/trump-bidens-white-house-move/index.html