Have you ever had to pitch a business idea? How would you start? Budding entrepreneurs have to pitch their original business plans to the fierce Dragon Den or the scary Shark Tank, where established millionaires decide if they will give them money or send them home with nothing. See how they achieve success and come to try a pitch of your own!看&说：《龙穴》和《创智赢家》（如何推介一个商业想法)你推介过商业想法吗？你是如何开始的？从竞争激烈的《龙穴》到恐怖的《创智赢家》，新兴的企业人士要向知名的百万富翁推介自己的商业想法。百万富翁决定是否投资，还是淘汰他们。我们来看看他们是如何推介成功的，你也可以来试试推介自己的想法噢！