obsession | BrE əbˈsɛʃ(ə)n, AmE əbˈsɛʃən |

noun

①Uncountable(state)着迷 zháomí

his obsession with fishing is quite recent

他迷上钓鱼是最近的事

②Countable(object of attention)让人着迷的对象 ràng rén zháomí de duìxiàng (fixed idea)执念 zhíniàn

to have an obsession with or about [something];

对某事着迷

she has an obsession with hygiene

她有洁癖