求翻译：300多人参与，电视、网络媒体同步直播，如此盛大的发布会在NBA乃至体育界亦属少见。昨晚，不少姚之队工作人员连夜加班加点进行准备。是什么意思？

300 people took part, television, online media, broadcast live, so grand and even sports conference in the nba is also rare. Last night, Yao's team staff a lot of overtime the night to prepare.

More than 300 participants, television, and the Internet, so the grand synchronised NBA briefing and even in sports sector is rare. Last night, many Yao's team crews work overtime for preparation.

More than 300 people participation, the television, the network media synchronization direct seeding, the so grand release conference also is in NBA and even the world of sport rarely.Last night, team of staff many Yao at the same night worked overtime carries on the preparation.

More than 300 people involved in television and network live media synchronization, so a grand press conference in the NBA and sport are also rare. Last night, many team Yao staff working overtime to prepare overnight.