He thought back to the carefree days of his childhood.
他回想起自己无忧无虑的童年时代。
a carefree attitude
无所谓的态度
Examples from the Corpus
carefree• That October evening had seemed, for the minute he stood transfixedoutside, so joyful and carefree.• carefree and fun-loving youngsters• His carefreechoreographyfreed something in them, as well.• The contrast between Dysart's carefreeexistence and his own would have been too much to bear.• I felt carefree for the first time in my life.• He watched them eat and, listening to their carefreelaughter, was content.• Susan and Mary Lee probably needed more patience and carefree love than our particular family had to give.• They both laughed, feeling like two carefreeschoolgirls.• Zachary Ryan Clements was killed during a hide-and-seek game on one of those carefreesummerafternoons.• a carefree summer vacation• After four carefree years, one enters the Company, where the daily round of obedienttoil begins again.