[译] 她迷恋于天体物理学。
[误] She is mad to astrophysics.

[正] She is mad about astrophysics.
[注] 形容词 mad 作“迷恋于”、“沉湎于”解时，用介词 about 或 for, 又如: She is mad about swimming. 她迷恋于游泳。