a stone in the exterior of a large and important building; usually carved with a date and laid with appropriate ceremonies
3
a stone at the outer corner of two intersecting masonry walls
双语例句
1
The corner-stones of resource management in .NET are IDisposable and the Using block. Aside from CLR objects, the lifespan of everything in the .NET world is managed using these tools.
NET中一切对象均使用这些工具进行管理。
2
That our sons may be as plants grown up in their youth; that our daughters may be as cornerstones, polished after the similitude of a palace.
我们的儿子，从幼年好像树栽子长大。我们的女儿如同殿角石，是按建宫的样式凿成的。
3
They ate their picnic supper in a corner of it, sitting on some old mossy stones, with a lilac tree behind them flinging purple banners against a low-hanging sun.