adj. semiformal
你不必穿燕尾服参加半正式的开幕酒会。
You don't have to wear swallowtail for the semiformal opening party.
接下来的问题到底是选择正式的婚纱还是半正式的。
The next confusion will come in the form of whether to go for formal wedding dress for your Montpelier wedding or semiformal wedding dress.
当地集市是母猪做买卖的地方,公猪则在此进行半正式的单人搏击赛。
Local fairs serve as places for sows to trade and boars to compete in semi-formal personal combat.
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