Conclusions Glomus jugulare tumor is a rare neoplasm arising from the paraganglion and it purses an aggressive ability and lower grade biological behavior.

结论颈静脉球瘤是一种起源于副神经节的少见肿瘤，呈侵袭性生长，有低度恶性的生物学行为。

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The causes of aggressive behavior are very complex, involving social environmental causes, and biological and psychological ones.

攻击行为的发生原因是多方面的，既有外在的环境原因，又有内在的生物和心理原因。

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Pathological aggressive behavior is an aggressive behavior on other people caused by mental disorders and mental diseases which result from mental, social and biological factors.

病理性攻击行为主要指心理、社会与生物因素导致的心理障碍或心理疾病所产生的对他人、物体与社会规范的侵犯行为。

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