nonchalantly

adv.

漠不关心地，无动于衷地；

Watch this football fan nonchalantly invade the pitch to angrily berate his team
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George W. Bush is no John F. Kennedy who can nonchalantly respond to reporters' questions.
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Calif. regulators unconcerned by WC shakeout.(California Department of Insurance reacts nonchalantly to announcement by Foundation H...
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