不得体

I was surprised by the impropriety of his remarks.

他的体,我听了很诧异。

His tactless words had incurred his father’s deep displeasure.

他体的语使他父亲感到十分快。

Your levity is unseemly at this time.

在这种场合,你的轻举动是体的。

She bridled at the indelicate suggestion.

她对体的暗示发怒了。