中文翻译与英英解释

adj.
听天由命的，无忧无虑的。

cheerfully irresponsible; "carefree with his money"; "freewheeling urban youths"; "had a harum-scarum youth"
同义词：carefree, devil-may-care, freewheeling, harum-scarum, slaphappy,

例句与用法

He had at once the impression of organization, very different from the old happy-go-lucky ways under his leadership .
他马上感到一切都组织得有条不紊，跟过去他当头儿那会儿松松垮垮的，劲儿可不大一样。