On November 8th at Harvard, home to many of SAL's 100 American-based fellows, Felipe Fernández-Armesto tackles “Don Francisco's nose-piece: forming new empires in Renaissance America”.
When there's a fire, follow the teachers' instructions, leave the classroom quickly and use a piece of cloth to cover your mouth and nose so that you don't breathe in smoke.
发生火灾时，按照老师的指示，迅速离开教室，用一块布遮住口鼻，以免吸入烟雾。
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Always cover your mouth and nose with a piece of paper when you sneeze or cough, and then clean your hands.