blithely
/ˈblaɪðli/
📚
18509
GRE
in a way that shows a casual and cheerful indifference considered to be callous or improper. "they blithely ignored any evidence that did not support their theory"
adverb [方式副词] 快活地;无忧无虑地
'It'll be easy,' she said blithely. “那很容易。”她不在乎地说。