漫不经心
- na.careless; casual; inadvertent
- 网络insouciance; inadvertence; negligent

漫不经心
1.pay no heed to ...; totally unconcerned [inattentive]; wanting in care; in a careless way; inadvertent; with a quiet easiness of bearing; absent-minded; with indifference [nonchalance]; careless; casual; negligent
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