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adv.有瑕疵地；有缺点地
adj.有缺点的；未完成的；半过去的；未完成时的
n.未完成体
1、unperfect───不完美的；有缺陷的；[数]不完全的
2、imperfection───n.不完美；瑕疵；缺点
3、to perfect───完美
4、imperfects───处理品，瑕疵品（imperfect的复数）
5、imperfective───adj.未完成体的；未完成体动词的；n.未完成体；未完成体动词
6、pluperfect───adj.过去完成时的；极好的；n.过去完成时
7、imperfectly───adv.有缺点地；不完美地；未完成地
8、superfecta───n.超级正序连赢赌
9、perfect───adj.完美的；最好的；精通的；vt.使完美；使熟练；n.完成式；n. (Perfect)（美、爱、英）珀费克特（人名）
1、And my answers were so imperfect that I was in a state of deep depression all day.───我的回复十分欠佳，这一整天我都陷在深深的沮丧当中。
2、"I think people saw my election as proof, as testimony that, although we are imperfect, our society has continued to improve, " he said.───他说：“我认为，人们将我的选举视作为一种印证，或者宣示，就是说，尽管我们不完美，我们的社会还是在不断地改善。”
3、The information that decision-maker can be obtained may be less than perfect. It is called imperfect information.───决策者获得的信息可能是不完美的，这叫不完美信息。
4、We live in an imperfect world.───我们活在一个不完美的世界里。
5、You say that you are a victim of imperfect information, but surely previous exam papers are available for all to see.───您说您是不完全信息的受害者，但以前的试卷肯定是所有人都能看到的。
6、They are trying to frame the election as a choice between their reforms, however imperfect, and a return to the failed policies of Mr Bush.───他们正设法使这次选举成为MinZhuDang式的改革框架（尽管有瑕疵），回归到（采用）布什先生的失败政策。
7、In his view, the technology—though imperfect —has a place in educational settings.───在他看来，这项技术虽然不完善，但在教育环境中还是有一席之地的。
8、But imperfect memories alone, of course, do not guarantee anyone is always striving to be deception-free.───这仅仅是因为记忆不完整而已，当然，这也不能保证每个人都是时刻努力守信的。
9、What the botanist tells us after a number of imperfect lectures, the flower proclaimed in a minute.───植物学家需要开几次不完美讲座之后才能告诉我们的事情，花在一分钟内就告诉我们了。
1、Soot is the product of the imperfect combustion of fuel.