semidress

例句：

1. 1. She wore a semidress to the party last night.
   她昨晚穿着一件半正式的服装出席了派对。
2. 2. The woman in the semidress looked elegant and sophisticated.
   穿半正式服装的女人看起来既优雅又时髦。
3. 3. He decided to wear a semidress for the evening dinner.
   他决定晚上穿一件半正式的服装去吃晚餐。