You don't have to wear swallowtail for the semiformal opening party.

你不必穿燕尾服参加半正式的开幕酒会。

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The opening party scenes were filmed without music, and the guests in the background were silently pretending to talk to one another.

开场的派对戏是在没有背景音乐的情况下拍摄的，背景里的宾客们都安静地假装在互相聊天。

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"We are ready for the party, starting with the kick-off concert at the Orlando Stadium,Soweto, and the big party during the opening ceremony."

VOA: standard.2010.06.10

Last night I checked out the opening party for the 330, 000 sq-ft Mercedes-Benz Manhattan dealership.

FORBES: Mercedes-Benz Opens Manhattan Flagship Dealer

U.K. designers including Burberry's Christopher Bailey, Matthew Williamson, Giles Deacon and Richard Nicoll created dresses for the opening party, dressing the likes of Li Na (Deacon) and Ana Ivanovic (Williamson).

WSJ: Tina Gaudoin on Style: Serving an Ace on the Courts

Pittsburgh's Andy Warhol Museum (www.warhol.org) is celebrating its 15th anniversary this year, kicking it off with a 24-hour opening party for a Marilyn Monroe exhibit that runs through early January.

BBC: From Warhol to Wright: An arty trip through Pennsylvania