imperfection
/ˌɪmpəˈfekʃən/noun
1- a fault, blemish, or undesirable feature过失, 缺点, 缺陷：
the imperfections and injustices in our political system.
我们政治体系中的缺陷和不公。
1.1
- mass noun the state of being faulty or incomplete犯错, 不完善：
he accepted me without question, in all my imperfection.
尽管我很不完美, 他还是不加置疑地接受了我。
词源
late Middle English: via Old French from late Latin imperfectio （n-）， from imperfectus （see IMPERFECT）.