n.漠不关心；无动于衷
She hid her worries behind an air of insouciance. 她掩饰着自己的烦恼，表现得无忧无虑。
The government's insouciance is perhaps understandable. 政府的漫不经心也许可以理解。
I couldn't help but believe him;he had too much geeky insouciance to be lying. 我不能不相信西塞尔，因为他实在太洒脱随意了，哪像撒谎的样子啊。
The government's insouciance is perhaps understandable. 政府的漫不经心也许可以理解。
