There's every good reason in every country in the world to promote education around sneeze etiquette, to suggest people stay home when they're sick, to not take their illness to school,to work.

VOA: standard.2009.04.28

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

The one theory made some investigations of earth spores, hoping to find-- what do you call that stuff that floats around and makes you sneeze? Pollen.

有种学说对于,土地孢子进行了调查,期待发现,通过植物种子的变化推定气候状况的方法

耶鲁公开课 - 古希腊历史简介课程节选