When you sneeze, you suddenly take in your breath and then blow it down your nose noisily without being able to stop yourself, for example, because you have a cold. 打喷嚏
noun [专属名词]打喷嚏
Coughs and sneezes spread infections. 咳嗽和打喷嚏会传播传染病。
verb [vt. 及物动词]打喷嚏
What exactly happens when we sneeze? 我们打喷嚏究竟是怎么回事?