为了打开一边的鼻孔、关闭另一边,你的身体会让鼻子里的组织充血膨胀。
"Increased blood flow causes congestion in one nostril for about 3 to 6 hours before switching to the other side. There is also increased congestion when one is lying down, which can be especially noticeable when the head is turned to one side," Jennifer Shu reports for cnn.
据美国有线资讯网的詹妮弗-舒报道:“血流增加会导致一边的鼻孔堵塞3-6个小时,之后才会转移到另一边。人们躺下来的时候,鼻孔堵塞程度也会增加。人们将头转向一边的时候,这一点会格外明显。”
It's believed that this cycle helps round out your sense of smell. As Matt Soniak reports for MentalFloss, some smells are better picked up by fast moving air through your nose, while others take more time and are detected better with slow-moving air.
据称,这种循环有助于丰富人们的嗅觉。据MentalFloss网站的马特-索尼亚克报道说,某些气味能更好地被鼻孔中快速气流捕捉到,而其它气味需要更多时间被慢速气流捕捉到。
If one side of your nose is wide open and the other is slightly closed, you get all of the smells.
如果一个鼻孔张得很大,而另外一个鼻孔略微闭合,那么你就能够闻到所有的气味了。
The process also gives each side of your nose a break, since a constant stream of heavily flowing air can dry it out and kill off the small hairs that protect you from foreign contaminants.
【你知道吗?为什么鼻子每次只堵一边?】相关文章:
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