Sneezing is a reflex, which means that it 's an uncontrollable physical response to an outside stimulus.

打喷嚏是一种反射，也就是说它是一种生理对外界环境的反应，不可控制。

youdao

Sneezing is a reflex, which means that it 's an uncontrollable physical response to an outside stimulus.

打喷嚏是一种反射，也就是说它是一种生理对外界环境的反应，不可控制。

youdao