DNA的双螺旋结构是所有科学中最美丽和优雅的结构之一。
The double helix structure of DNA is one of the most beautiful and elegant structures in all of science.
写作是为无声者发声的一种方式。
A well-designed system should be easy to use, easy to understand, and easy to modify.
The wall is the oldest and most revolutionary architectural element.