1. 名詞
   cornerstone複數: 基石, 柱石
   地基, 基礎
   隅石
   

   同義字詞
   base,basis,bedrock,bottom,footing,foundation,ground,groundwork,keystone,root,underpinning,warp,warp and woof
   

例句

1. They are the cornerstones of His Church.
2. Those are the cornerstones of my policy.
3. Now, that idea is really one of the cornerstones of our country.
4. The cornerstones were laid during a conference on April 6, 1841.
5. The following concepts are the cornerstones of quantum economics.
6. ... 請登入觀看更多內容 ...