本文由作文地带整理分享，希望各位网友喜欢。
在英语中，"youthful"或"youthfulness"可以用来形容一个语言或文化是年轻的。例如，你可以说："The English language has become more youthful in recent years, with a lot of new words and phrases being introduced."
"The culture of English-speaking countries is often seen as youthful and energetic, with a focus on innovation and creativity."
这些词也可以用来形容一个人或群体是年轻的。例如，你可以说：
"The team is youthful and energetic, with an average age of just 25."
"She has a youthful appearance, despite being in her 40s."
来源：作文地带整理
