汉语翻译

n. 虚弱, 薄弱, 弱点
【经】 欲振乏力

英语解释：

名词 weakness:

1. a flaw or weak point
   同义词：failing
2. powerlessness revealed by an inability to act
   同义词：helplessness, impuissance
3. the property of lacking physical or mental strength; liability to failure under pressure or stress or strain
4. the condition of being financially weak
5. a penchant for something even though it might not be good for you

例句：

1. The Governmentis worried about the weakness of the pound (against other currencies).
   英国政府忧虑货币(较之其他货币)疲软。
2. The book’s weakness is the author’s inability to sustain an argument.
   该书的缺点在於作者未能把论证展开。
3. There is an inherent weakness in the design.
   这设计本身存在弱点。
4. There is still some weakness in the legs, but her general condition is good.
   她双腿仍有些软弱无力，但总的情况尚好。
5. We all have our little weaknesses.
   我们都有些小缺点。

详细解释：

weak.ness

n.（名词）
The condition or quality of being weak.
虚弱：虚弱的状态或状况
A personal defect or failing.See Synonyms at fault
弱点：个人不足或缺点参见 fault

A special fondness or inclination:
爱好：特别的喜爱或倾向：
例句：
has a weakness for fast cars.
对跑车特别的喜爱

Something of which one is excessively fond or desirous:
宠爱的东西：某人过分喜爱或渴望的东西：
例句：
Ice cream is his weakness.
冰淇凌是他最喜欢的东西