imperfection的复数形式怎么写

imperfection的音标：imperfection的英式发音音标为：[ˌɪmpə'fekʃn]imperfection的美式发音音标为：[ˌɪmpər'fekʃn]...

Such was the ideal; the occasional conflicts were due to human imperfection.这样的分工是完美的, 偶尔的冲突是人类的缺点所致.The imperfection of language makes some ideas hard to express.语言功能的不完善使一些思想难于表达.The noble science of Geology loses glor...

n.不完美，缺点，瑕疵...