英 [ˈjuːθfl] 美 [ˈjuːθfl]
adj. 年轻人的，青春的，天真的；年轻的
youthful /ˈjuːθfʊl/ TEM4
形容词 Someone who is youthful behaves as if they are young or younger than they really are. 显得年轻的
I'm a very youthful 50.
我是个显得很年轻的50岁的人。
...youthful enthusiasm and high spirits.
…青春的激情和昂扬的情绪。
青春-引用次数：9
"Exploration and the pursuit" is a symbol for his youthful and dynamic. In this period his works are full of passion and vitality.
“探寻与追求”是作家青春澎湃的象征,在这期间创作的作品都充满着激情与活力。
参考来源贾平凹小说创作心理研究
”亏得我这句话没有用到Youthful（年轻的）词条里。
... X（未知） Youthful（朝气） 20M渐速来回跑(次)115 ...
... X只可意会，不能言传 Youthful年轻有活力的 Lealous热情的 ...
... youth青春,青年时期,青年们 youthful青年的,年轻的,朝气蓬勃的 zero零,零点,乌有 ...
youthfully 年轻地，无经验地；精神饱满地
He was full of youthful idealism.
他满脑子都是年轻人的理想主义。
She's a very youthful 65.
她65岁了，但显得非常年轻。
I'm a very youthful 50.
我是个显得很年轻的50岁的人。
The group made youthful and fun music that was very popular with both African-Americans and white listeners.
VOA : special.2009.07.05
He manages to discard that youthful, that uncouth, affection for chastity that had been such a part of his imagination, and he marries a young woman named Mary Powell.
他抛弃了那个年少无知，粗鄙的，对于纯洁的热爱，这曾是他想象的一部分，并且他和一个名为玛丽鲍威尔的女人结婚了。
弥尔顿课程节选 : 耶鲁公开课
He went in the hopefulness of youthful ambition, thinking the journey would make a man of him.
带着充满希望的野心，憧憬此次征程能将他铸造成为男人。
公正课程节选 : 耶鲁公开课
Not surprisingly, Paramore's sound is youthful and energetic.
VOA : special.2010.01.01
That youthful energy has remained, prompting U.S.teammates to create nicknames using his last name.
VOA : standard.2010.02.09
The highlight for the youthful Mr Church was being able to see the pontiff for himself.
She giggles with her adult children, youthful beauties out of a Garnet Hill catalog.
Almost a perfect situation for retailers to add brains and youthful energy on the cheap.