adj.令人难堪的，不得体的，不适当的

His behavior was highly indecorous at the formal dinner party, making everyone uncomfortable.
他在正式晚宴上的行为极其不得体，让所有人都感到尴尬。
The comedian's jokes were so indecorous that the children had to leave the theater.
喜剧演员的笑话太过粗俗，孩子们不得不离开剧院。
It's indecorous to speak loudly in public places; we should maintain decorum.
在公共场所大声喧哗是不恰当的，我们应该保持礼仪。
Her indecorous remarks about the politicians caused quite a stir at the debate.
她对政客们的不当言论在辩论中引起了轩然大波。
The actor's indecorous behavior off-screen led to his suspension from the production.
演员在片场之外的不端行为导致他被暂停工作。
The indecorous language used in the book shocked many readers, who found it inappropriate for a family-friendly publication.
书中使用的粗俗语言令许多读者震惊，认为不适合家庭阅读。
The mayor's indecorous lifestyle and corruption scandal led to his resignation from office.
市长的不检点生活方式和腐败丑闻导致他辞职下台。
It is indecorous to show too much affection in public, especially in a professional setting.
在公共场合过于亲昵是不得体的，尤其是在职场上。
The indecorous comments made by the sports commentator during the live broadcast led to complaints from viewers.
赛事评论员的不当评论在直播中引发了观众的投诉。
The indecorous conduct of some guests at the charity event overshadowed the purpose of raising funds for a good cause.
在慈善活动中一些宾客的不当行为模糊了为善举筹款的核心目标。