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。

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.

youdao

没有人喜欢听一个乏味的故事，因为它太没趣味了。

No one wants to listen to a dull story because it isn't interesting.

youdao