What does the new Dongtai water snake sister mean by opening the bottle cap?

Sister Water Snake is the anchor. Opening the bottle cap means that she tried different ways to open the beer in a live broadcast.

Sister Water Snake is the name of a female character in a game of Yin and Yang Division. Named after the snakehead, this character needs to pay a certain amount of gold coins to get it. Another water snake sister is an anchor, and the way that water snake sister opens beer means that she tries different ways to open beer in a live broadcast.