好词典
nonchalantly
UK //ˈnɒn.ʃəl.ənt.li//US //ˌnɑːn.ʃəˈlɑːnt.li//
词源
源自法语 'nonchalant'（冷淡的），由 'non-'（不）和 'chaloir'（关心）组成，字面意思是“不关心”。
adverb
❶ 以漫不经心或毫不在意的态度做某事，表现出冷淡或无所谓的样子。
“He walked nonchalantly into the room as if nothing had happened.”
（他若无其事地走进房间，好像什么都没发生过。）
“She shrugged nonchalantly when asked about the missing money.”
（当被问及丢失的钱时，她无所谓地耸了耸肩。）
同义词:indifferently, casually, unconcernedly, coolly, calmly
常见短语
act nonchalantly — 表现得漫不经心或毫不在意，通常是为了掩饰真实感受或避免引起注意。
“He tried to act nonchalantly when he saw his ex-girlfriend at the party.”
（在派对上看到前女友时，他试图表现得若无其事。）