1. His behavior at the formal dinner was filled with unseemliness and caused discomfort among the guests.
他在正式晚宴上的行为举止不得体，让来宾感到不舒服。

2. The professor was reprimanded by the university for the unseemliness of his comments during the lecture.
教授因讲课期间发表不得体的评论而受到了大学的训斥。