Brain teaser: There is air in the balloon, what is in the swimming circle? Tip (person):: I beg professionals for the correct answer, thank you

There is popularity in the swimming circle, because first of all, there is popularity in the swimming circle, and then there is popularity among the people. Swimming rings are similar to lifebuoys and are used in water. Blow up the air and the swimming ring will become buoyant. It's all air. Just put it on your waist and jump into the water. Swim rings can be used to assist in learning to swim. Another saying is that swimming ring refers to the belly and describes a person who is very fat.

Popular Qi is half-day Chinese, medical doctors call it Yuan Qi Xiang Huo, and Taoists think it is Yuanyang True Fire. The sky cannot live without this fire, and humans cannot survive without this fire. As a loanword of Japanese origin, it is used to describe the popularity of people or things, or a certain amount of attention.

Extended information:

Brain teasers originated in ancient India. Brain Teasers is a series of single comic jokes published by Times Culture on December 6, 1989. It ranges from comic-style questions on the previous page to unexpected answers after turning the page. It caused a huge popularity craze in Taiwanese society at that time. People in the streets and alleys were asking each other about brain teasers. It evolved into a pattern of bad jokes and was later introduced to mainland China.