这让她想起了他们遥远、无忧无虑的青春时光，那时他们精力充沛、健康且充满希望。
It reminded her of their far-away, carefree youth when they were energetic, healthy and full of hope.
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carefree英 /ˈkeəfriː/|美 /ˈkɛrˌfri/
解释
carefree 是由 care（忧虑、操心）和 free（自由的、无...的）组成的复合形容词，字面意思是"没有忧虑的"，引申为"无忧无虑的"。
It reminded her of their far-away, carefree youth when they were energetic, healthy and full of hope.
carefree 是由 care（忧虑、操心）和 free（自由的、无...的）组成的复合形容词，字面意思是"没有忧虑的"，引申为"无忧无虑的"。
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