对于他这种地位的人来说，这样的行为是不庄重的。

Such conduct is undignified for a person of his position.

《新英汉大辞典》

我们一般是庄重地将雪球放入洞里，即使有一丝不情愿，整个过程还是安静的。

We would solemnly place our snowballs into the hole, quickly, if still a bit reluctantly.

youdao

同样的道理，无论身体的疼痛多么难以忍受，只要大声喊出来就显得不庄重不优雅。

It is for the same reason that to cry out with bodily pain, how intolerable soever, appears always unmanly and unbecoming.

youdao