obsessional

基本解释

Fandom—the obsessional identification with a sports team—is universal.
恋球——对某一球队的执着认同——是普遍现象。
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Both extremes have core autistic features, such as preoccupation with detail, obsessional interests and difficulties in understanding other people’s perspectives.
这两个极端的患者都有着孤独症的核心特征，比如注重细节，着魔于某些兴趣，以及无法从他人的角度思考问题。
The love affair turned obsessional and 10 years later, every single major museum in London had devoted at least one show to contemporary art.
接下来这十年来，每一间伦敦博物馆都至少举办过一次当代艺术展。

As she observes, obsessional interests and repetitive behaviours would allow someone to practice, albeit inadvertently, whichever skill they were obsessed by.
ECONOMIST: Autism and extraordinary ability: Genius locus The
Can such an obsessional figure deliver a lasting settlement?
ECONOMIST: The king of Turkish Cyprus