adj.无忧无虑的，漠不关心的
adj.(形容词)漫不经心的不在乎的无忧无虑的漠不关心的无所挂虑的

adj.(形容词)

漫不经心的
不在乎的
无忧无虑的
漠不关心的
无所挂虑的

insouciant无忧无虑的
来自法语insouciant,不关心的，来自in-,不，非，soucier,关心，关切，词源同cite,solicit.引申词义无忧无虑的。

insouciant t → 漫不经心的；无忧无虑的
devil-may-care insouciant unmindful → 漫不经心的
carefree insouciant lighthearted → 各种无忧无虑
insouciant t a → 漫不经心的
An Elegantly Insouciant Manner → 优雅无忧无虑举止

1. Programme-makers seem irresponsibly insouciant about churning out violence.
[汉]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.
[汉]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.
[汉]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.
——来自互联网

【Adjective】

1. marked by blithe unconcern;
"an ability to interest casual students"
"showed a casual disregard for cold weather"
"an utterly insouciant financial policy"
"an elegantly insouciant manner"
"drove his car with nonchalant abandon"
"was polite in a teasing nonchalant manner"