s. suggestive of youth; vigorous and fresh
a. 年轻的, 青年的
[法] 青年的, 年轻的
1. She has a youthful spirit that makes her fun to be around.
她有一种年轻的精神，让人觉得和她在一起很有趣。
2. His youthful energy helps him keep up with the kids.
他年轻的精力帮助他能跟上孩子们的步伐。
3. The youthful design of the product appeals to many teenagers.
这个产品年轻化的设计吸引了许多青少年。