translation.en: In essence, dancers were challenging each other online to get better; incredible new dance skills were being invented; even the six-year-olds were joining in.
translation.zh: 说到底 跳舞者在用网络互相切磋，改进舞蹈的技艺 一些令人难以置信的新技巧因此被发明 甚至连6岁的孩子都会加入