n.盘算，思虑，长久思考的事情，心事重重，忧心忡忡，全神贯注

原形：preoccupation复数：preoccupations

His preoccupation with work left him with no time for social activities.
他过于专注于工作，几乎没有时间参加社交活动。
She was deeply preoccupied with the upcoming exam, barely noticing her surroundings.
她全神贯注于即将到来的考试，几乎没注意到周围的环境。
The preoccupation with material possessions can lead to unhappiness.
对物质财富的过度关注可能导致不快乐。
Her preoccupation with health led her to adopt a strict vegetarian diet.
她对健康的痴迷促使她采取严格的素食饮食。
His preoccupation with his art made him oblivious to the world around him.
他对艺术的专注使他对周围的世界视而不见。
The preoccupation with technology has reduced face-to-face interactions in many cases.
在许多情况下，对科技的沉迷减少了面对面的交流。
The mother's preoccupation with her child's safety was evident in her constant vigilance.
母亲对孩子的安全的担忧从她始终如一的警惕中可见一斑。
The preoccupation with politics in some countries has overshadowed other important issues.
在某些国家，对政治的关注度已经掩盖了其他关键问题。
His preoccupation with finding a cure for cancer consumed all his energy.
他寻找癌症治疗方法的执着占据了他所有的精力。
The elderly gentleman's preoccupation with gardening was a source of joy and relaxation for him.
这位老先生对园艺的热爱是他快乐和放松的源泉。