| 单词 | nonchalant |
| 释义 | Word Frequency nonchalant(ˈnɒnʃələnt) adjective casually unconcerned or indifferent; uninvolved Derived forms nonchalance (ˈnonchalance) noun nonchalantly (ˈnonchalantly) adverb Word origin C18: from French, from nonchaloir to lack warmth, from non- + chaloir, from Latin calēre to be warm |
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