not showing much interest in somebody/something in a way that is rude or upsets somebody 漫不经心的;不在乎的 Extra ExamplesHow can you be so offhand about something so important? 你怎么能对如此重要的事情如此轻率? ‘Yes, of course,’ she replied in an offhand manner. “是的,当然,”她随口答道。 He was struck by the woman's offhand tone. 他被那个女人的随便语气打动了。 She seemed offhand about the danger involved. 她对其中的危险似乎毫不在意。
Oxford Collocations DictionaryOffhand is used with these nouns:- comment
- dismissal
- manner
- …