liveliness
n. 活泼；热烈；鲜明
例句
Some may enjoy the liveliness of such a restaurant for a few hours a day or week.
有人每天或每周都会来这样一个餐馆，享受几小时热烈氛围。
《柯林斯英汉双解大词典》
Amy could sense his liveliness even from where she stood.
艾米甚至能从她所站的地方感受到他的勃勃生气。
Equally, in poetry, the highly personal, performative genre is the only form that could claim real liveliness.
同样，在诗歌中，只有高度个性化和富有表现力的文学形式才有真正的活力。
