insouciant
英[?n'su?sj?nt]
美[?n's?si?nt]
- adj. 漫不經心的，漠不關心的；無憂無慮的
英英釋意
- 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"