unseemly

adj.

1. (举止)不得体的, 不合时宜的, 易遭非议的
   • Everyone was shocked by his unseemly conduct.
     大家都被他不得体的举动震惊了。
   • Your levity is unseemly at this time.
     在这种场合, 你的轻率举动是不得体的。