完全明白的 meaning in English

wellknown

I want to be able to explain my mistakes . this means i do only the things i completely understand
我希望可以解释我的错误,这代表我只做我完全明白的事。
" it is possible , " said morcerf ; " my father has in his study a genealogical tree which will tell you all that , and on which i made commentaries that would have greatly edified hozier and jaucourt
马尔塞夫说道， “我父亲的书房里有一本家族谱，您一看就可以完全明白的。我曾在那本族谱上作过批注，要是身和乔库尔看了，对于他们的研究一定大有裨益的。