2.jio is a popular online word, which is used in Sichuan, Yunnan, Hunan, Hubei, Henan and other places, meaning "foot".
As a buzzword, this word is a common topic on the Internet. With the signs of premature aging such as hair loss and insomnia appearing in young people, young people began to pay more attention to the topic of health preservation, and drinking more hot water, thermos cups and soaking jio stalks became popular one after another.