文语站关于impregnable的文学精选
精彩的impregnable专题，是impregnable相关知识的精华点，学习中疑虑的impregnable方面内容，从impregnable专题开始，不再是难题，为网友们免费分享impregnable知识大全，impregnable知识精选，impregnable优质内容，没错，这里会有你需要impregnable知识内容的。
-
![impregnable造句]( "impregnable造句")
impregnable造句
ThedikethatisprotectedbyMangroveforestisimpregnable!Thelawyerwonhiscasewithanimpregnableargument.TheoldDutchfortwithitsthickhighwallslooksvirtuallyimpregnable.Wemustbuildforcesthatareasimpregnableasar...
