sprightliness meaning in English

n.
活泼，生气勃勃，轻松愉快。

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。
It had no sprightliness , no purpose ; only a tendency
她没有活力，没有目的只有一种倾向。
But he was very tentative , fastidiously so , letting ruth set the pace of sprightliness and fancy , keeping up with her but never daring to go beyond her
但是他却很小心，甚至过分小心，只紧跟露丝定下的快活和幻想的尺度，不敢轻易越雷池一步。
Once in a while he would meet a woman whose youth , sprightliness , and humour would make his wife seem rather deficient by contrast , but the temporary dissatisfaction which such an encounter might arouse would be counterbalanced by his social position and a certain matter of policy
照普通流行的说法，他们同床异梦。有时他会遇到某个年轻活泼风趣的女人，相形之下，他的太太似乎大大不如。但是这种艳遇引起的不满是短暂的，因为他必须考虑自己的社会地位和利害得失。