live·li·ness
noun/ˈlaɪvlinəs/
/ˈlaɪvlinəs/
[uncountable]- the quality of being full of life and energy; the quality of being active and enthusiastic
活泼：充满活力和活力的品质；积极热情的素质 - Her liveliness and wit impressed him.
她的活力与才思给他留下了深刻印象。
- Her liveliness and wit impressed him.
- the fact of being full of interest or excitement
充满趣味的；令人兴奋的 - the liveliness of a big city
大城市的热闹
- the liveliness of a big city