unreliability 

英汉解释

n. 不可靠，不可信赖；不安全

同义词

n. undependability，undependableness，unreliableness

反义词

n.   dependability，dependableness，reliability，reliableness

参考例句

1. Seeking help from friends and family suffers from a different kind of transaction difficulty: unreliability.
向遭受着不同困境的朋友或者亲戚寻求帮助，是不可靠的。
2. These events, however, which Keynes would have considered evidence of the unreliability of markets, did little to blunt the force of a beautiful idea.
可是，这些事件，换了凯恩斯一定会视之为市场不可靠的证据，却对一个美丽观念所具的力量几乎毫发无伤。
3. The fair value accounting model is the best to measure the derivative financial instruments. Also the fair value accounting model needs to be improved for its unreliability.
公允价值是衍生金融工具唯一相关的计量属性，但是公允价值也存在其不可靠的方面，有待进一步完善。

英英解释

n.
  1. the trait of not being dependable or reliable

网络释义

unreliability
不可靠性; 不可靠; 不可靠度; 不安全性 不可靠性;
unreliability of a mean
平均数的不可靠性;
unreliability of standard deviation
标准差的不可靠性;
Unreliability over Time
不可靠度与时间关系;
unreliability of data
资料的不可靠性;