abstraction

Justice is often discussed as a legal abstraction rather than a practical reality.

(Chinese) 正义经常被作为一个法律抽象概念而非现实情况来讨论。

A line that has length but no width is a mathematical abstraction.

(Chinese) 一条只有长度没有宽度的线是一个数学上的抽象概念。

The artist's early works focused on portraits, but he later moved toward complete abstraction.

(Chinese) 这位艺术家的早期作品专注于肖像画，但后来转向了完全的抽象艺术。

Her recent painting is a beautiful abstraction of the city's skyline at night.

(Chinese) 她最近的一幅画是对城市夜晚天际线的美丽抽象。