What do you mean by climbing stairs?

The original intention is: climbing stairs can be done indoors or outdoors, and urban residents can exercise by using the stairs of high-rise buildings; People who live in rural bungalows cannot play this sport because there are no stairs.

It is suitable for all people who can complete the movement, but people with hip, knee and ankle diseases can't participate in this sport.

The word "climbing stairs" on the Internet means that there are too many records when chatting online or in online groups, because there is no time to read the chat content before, so everyone replies, that is, building the first floor. So if you want to read these replies, you have to climb the stairs and look up one by one, that is, climb up layer by layer, similar to climbing stairs.

With the innovation of internet technology, this language form has developed rapidly in the spread of online media.