n.

1. 抽象；抽象过程[U]
2. 抽象概念；抽象名称[C]
   Whiteness, roundness, and bravery are abstractions.

   “白”、“圆”和“勇敢”都是抽象概念。

3. 空想；不切实际的观念
4. 提取[U]
   After the abstraction of the juice from the orange, only a tasteless pulp was left.

   橙子里的汁去掉后，只剩下不可口的肉了。

5. 出神；心不在焉[U]
   He wore a look of abstraction.

   他看上去出了神。

6. 抽象派艺术作品

n.

1. the quality or process of treating something in a theoretical way.
   ▸something which exists only as an idea.
2. a state of preoccupation.
3. abstract qualities in art.
4. the process of abstracting something.