No system is impenetrable, and none can promise to eliminate the worst case completely.(没有哪个系统是不可攻破的,也没有哪个系统能够保证完全杜绝最坏的情况发生。)
The farther we drove, the more the silence in our station wagon grew until it stood like an impenetrable wall between Dad and me.(我们开得越远,旅行车里就越显得寂静,直到在我和父亲之间仿佛筑起了一堵不可穿透的墙。)
Much of Russia's northern region would be turned into impenetrable swamp.(俄罗斯北方大部分地区将变成无法接近的沼泽。)
His later works are mostly panoramic histories of Russia in the past century that most readers found impenetrable.(他晚期的作品更多的是俄罗斯在过去的一个世纪的全景式的历史,多数读者都很难理解。)
With much of the built-up landscape impenetrable by water, even gentle rain runs off almost immediately from rooftops, streets, and parking lots.(由于很多建筑景观都不被水穿透,即使是温和的雨水也会立刻从屋顶、街道和停车场流下。)
The answer most often heard in Washington is impenetrable.(在华盛顿听到的对这个问题的回答都是让人难以理解的。)
And it's not really software, but it should be: the impenetrable techie trick of running a home server.(其实它并不一定是真正的软件,也可能是技术员们一些令人难以理解的想法,就像在家里运行一个服务器。)
I thought it was impenetrable.(我觉得太费解了。)
You look at a star for two reasons, because it is luminous, and because it is impenetrable.(你望一颗星,有两个动机,因为它是发光的,又因为它是望不透的。)
On the other side of the rise, an endless impenetrable thicket of poison oak and coyote brush hides quail and other members of its guild.(在另一边,则生活着无边浓密的毒橡林和藏着鹌鹑的郊狼灌木丛以及其他成员。)