First,remove any labels. The paper may contain dirt and germs from the floodwater.

VOA: special.2010.07.19

You sneeze because you've got all these germs inside you and your body wants to get the germs out, so you sneeze.

你打喷嚏，因为细菌在你体内,你的身体想把他们赶出去，所以你打喷嚏。

耶鲁公开课 - 心理学导论课程节选

Some pilgrims wore protective masks to prevent the spread of germs.

VOA: standard.2009.11.29