乌克兰核电站在袭击后发生火灾，引发了安全问题。 A fire breaks out at a Ukrainian nuclear power plant after an attack, prompting safety concerns.

据该地区州长称，乌克兰一座核电站在袭击事件发生后发生火灾。 A fire erupts at a nuclear power plant in Ukraine following an attack, according to the regional governor. 起火的具体原因尚未确定，但这一事件在国际观察家中敲响了警钟，因为乌克兰的核设施过去一直是目标。 The specific cause of the fire is yet to be determined, but the incident has raised alarm bells among international observers as Ukraine's nuclear facilities have been targeted in the past. 核安全专家敦促立即进行调查，以确保周边地区的安全。 Nuclear safety experts have urged immediate investigations to ensure the safety of surrounding areas.