1·There is a balance between precision and vagueness -- more precise is not always better -- and many things need to be considered, such as time, cost and effort.
需要在精确度与模糊度之间求得平衡——并非总是精确度越高越好——还需要考虑很多因素，如时间、成本和工作量等。
2·There is a vagueness to this language that I think is quite calculated, and it relates, in Haze's case, to his determination to not be converted to evil, but to nothing.
他的语言有种刻意而为的模糊感,对他来说，这与他不向罪恶堕落，宁可选择虚无的决心有关系。
3·Thus political language has to consist largely of euphemism., question-begging and sheer cloudy vagueness.
如此一来，这种语言不得不大部地由委婉语、让人纳闷和完全云遮雾罩的模糊构成。
4·Rough set theory, as an effective tool to deal with vagueness and uncertainty, is effective to the time series data mining.
粗糙集理论作为一种处理模糊和不确定性问题的有效工具，对时间序列的数据挖掘是有效的。
5·Often, indeed, the smartest thing a person can do is recognise the value of vagueness.
事实上，一个人最聪明的做法常常是认识到模糊的价值。