Schizophrenia is a psychiatric diagnosis that describes a mental disorder characterized by impairments in the perception or expression of reality and by significant social or occupational dysfunction.

精神分裂症是一种精神科诊断描述神经错乱特点在知觉障碍或表达的现实意义和社会功能或职业。

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The perception that in some areas police had lost control of the streets was the most important reason disorder spread, it said, adding that flooding the streets with officers was what ultimately quelled the disorder.

BBC: Police 'need riot tactic rules', watchdog says