Obviously, if you are capable of setting on fire, I should have known that you can break into houses.

很显然，如果你有能力纵火，我早就应该知道你也有破门而入的能力。

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Now imagine that happening on an apocalyptic scale: millennia-long volcanic eruptions setting on fire--even exploding--massive coal deposits in present day Siberia.

现在，请想像发生在灾难片中的一幕：长达千年的火山持续喷发，引燃，甚至引爆了现今埋藏于西伯利亚地下巨大的煤矿床。

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Demonstrators turned on police, overturning vehicles and setting fire to them.

示威者们突然袭击了警察，掀翻车辆并将其放火焚烧。

《柯林斯英汉双解大词典》

Lest we mistakenly believe that the fire is the work of an impartial universe, one scene shows a demented arsonist pouring gasoline on the bed of a sleeping woman before setting it on fire.

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Goranov died on 3 March of his injuries, after apparently setting himself on fire outside the mayor's office in Varna.

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Also repeating a theme Romney touched on earlier, Obama made reference to the Tunisian street vendor credited for starting the Arab Spring by setting himself on fire.

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