n.陌生;
例句:
Its unfamiliarity puzzled him.
他觉得这条河很陌生,真使他奇怪.
This might just be unfamiliarity: I have a lot more experience with the old-fashioned iteration-based approach.
这个可能不熟: 我有很多经验是关于传统的基于迭代的方法的.
Her temporary shyness was due to her unfamiliarity with the environment.
她暂时的害羞是因为对环境不熟悉.