新视野大学英语词汇讲解第613期:ignorance

2012-10-22 10:32:07 

ignorance

n. lack of information or knowledge
无知,不知
The mistake was due to ignorance.
这错误是由于无知造成的。
The workers were in complete ignorance of the managers' plans.
工人们对管理部门的计划一无所知。

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