involved

involved
adjective
  1. [predic.]connected or concerned with someone or something, typically on an emotional or personal level
    (尤指在感情或个人关系方面)有牵扯的,有关联的,关系暧昧的
    Angela told me that she was involved with someone else.
    安吉拉告诉我她与另一个人有关系。
  2. difficult to comprehend; complicated
    难懂的,深奥的;复杂的,棘手的
    a long, involved conversation.
    一次漫长又复杂的谈话。
英语宝典
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