insouciant

英[ɪn'suːsjənt] 美[ɪn'sʊsiənt]

Programme-makers seem irresponsibly insouciant about churning out violence.: 编程者似乎对大批量制造含暴力因素的产品处之漠然，毫无责任心。

Or perhaps the insouciant Rue Saint - Denis , where French Montrealers go to see and be seen.: 也许是圣丹尼路上漫不经心的格调, 法裔蒙城人去那里欣赏别人和展示自己.