Her tactless remark offended me.

她不成熟的评论让我不满。

To make a tactless remark.

不得体的评论。

It was out of order for him to make such a tactless remark.

他说出这种不策略的话是得不得体的。

I "m afraid I" ll never live down that tactless remark I made.

恐怕我永远也没办法改正我那不谨慎的评价了。

That was a tactless remark ? can ' t you see that you hurt her feelings.

那真是个不得体的言辞你难道看不出你已经伤了她的心吗？

It is easy to blurt out a swear word at an inappropriate time, or to bark out a tactless or tasteless remark before you have a chance to consider the impact.

谩骂之词，很容易在不是时候的时候脱口而出，或者在你有机会考虑其影响之前，轻易地给出不老练、没趣味的评论。