1.She endeavored to conceal a throbbing melancholy heart with the utmost sprightliness in her countenance .
为了掩饰她那颗惆怅郁闷的心，她在神态间故意装作十分轻松活泼。
2.Liveliness of mind or spirit ; sprightliness .
机智思想或精神生气勃勃；机敏。
3.This characteristic scent brings vivacity and sprightliness to some of the most remarkable coffees in the world.
这种有特点的香味带给这世界上某些最不寻常的咖啡以活力和愉悦。
4.it had no sprightliness , no purpose ; only a tendency
她没有活力，没有目的只有一种倾向。