同义词： frailty debility feebleness frailness valetudinarianism
以上来源于: WordNet
N the state or quality of being infirm 不牢靠的
To redress these wrongs, sweeping new regulatory powers will treat the infirmities that ail us.
全新的监管权力将会治愈困扰我们的病痛、纠正这些错误。
We then that are strong ought to bear the infirmities of the weak, and not to please ourselves.
我们坚固的人，应当担代不坚固人的软弱，不求自己的喜悦。
A few hundred years ago it was socially acceptable to laugh at the infirmities of others; today it is unacceptable.
曾在几百年前，嘲笑别人的缺陷，还是受到社会接受的。
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