vitality
n. 活力，热情；生机，生命力
复数 vitalities
例句
It was a performance of verve and vitality.
这是一场充满激情与活力的演出。
《牛津词典》
Without continued learning, graduates will lose their intellectual vitality.
如果不继续学习，毕业生们就会失去他们的思维活力。
《柯林斯英汉双解大词典》
An artificial language has no vitality.
人工语言没有生命力。
