la-di-da

adj.

1. （描述像上层人的说话或举止）装腔作势的，装模作样的，做作的
   used to describe a way of speaking or behaving that is typical of upper-class people but that is not natural or sincere

exclamation

1. （形容某人自视过高令人厌烦）
   used when sb is irritating you, because they seem to think they are more important than they really are

1. ADJ-GRADED 故作上流人士姿态的；故充高雅的
   If you describe someone as la-di-da, you mean that they have an upper-class way of behaving, which you think seems unnatural and is only done to impress people.
   1. I wouldn't trust them in spite of all their la-di-da manners.
      尽管他们处处显得很高雅的样子，我还是不相信他们。

1. I wouldn't trust them in spite of all their la-di-da manners.
   尽管他们处处显得很高雅的样子，我还是不相信他们。
2. She's so la-di-da& I can't stand her!
   她那么装模作样&我受不了她！
3. His la-di-da family, as she called them.
   他那被她称为装模作样的一家人。
4. He always speaks in a la-di-da voice when he's talking to his employer.
   他与上司讲话时声音总是故作文雅。
5. I can't stand her or her la-di-da friends.
   我受不了她或她那些惺惺作态的朋友。

adj

1. affectedly genteel

   Synonym:    grandiosehifalutinhighfalutinhighfalutinghoity-toity