So, the theory is not very perfect.

因此，这一理论是不完善的。

youdao

But the theories and experience in it are not very perfect because of it 's short appearance.

但由于它出现较晚，其理论和经验还不十分完善，在修建过程中也存在一些技术上的问题。

youdao

Now, there is no systematic property right law in our country. Some regulations about it are very disorderly and are not very perfect.

当前，我国还没有一部系统的物权法，现有的相关规定非常零乱，并且很不完善。

youdao

Maybe you don't control thermostats in your dorm room, some of you do and some of you don't probably, and maybe it doesn't work very well so it might not be a good example, but imagine a perfect thermostat that you set for a temperature and then the temperature stays the same inside the room no matter what the temperature is outside.

可能你根本就不理卧室里的恒温器,有些人去调它,有些人就置之不理,可能它压根就是坏的,所以这个例子也许并不恰当,但你还是想象一个完美运行的恒温器,你设定温度后房间里的温度就保持不变,不管外面温度是多少

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The weather was perfect, not very hot like last year, but not too cold either.

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The correlation was very strong, but not perfect.

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