unconcerned /ˌʌnkənˈsɚnd/ adjective Learner's definition of UNCONCERNED
: not worried or upset : not concerned不担心的;漠视的 -
She's unconcerned about/with that issue.她不担心那个问题。
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The economy seems to be slowing down, but many investors remain unconcerned.经济发展似乎正在放缓,但是许多投资者依然不以为意。
— unconcernedly
/ˌʌnkənˈsɚnədli/ adverb