1829, from French insouciant "careless, thoughtless, heedless," from in- "not" (see in- (1)) + souciant "caring," present participle of soucier "to care," from Latin sollicitare "to agitate" (see solicit). Related: Insouciantly.
实用例句
1. 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。
来自柯林斯例句
2. His insouciant handling of the oil spill in the Gulf is under fire from all sides.
他处理波斯湾漏油事件的漫不经心遭至各路讨伐。
来自辞典例句
3. Or perhaps the insouciant Rue Saint - Denis , where French Montrealers go to see and be seen.
