这个计划受到1991年菲律宾皮那土波(Pinatubo)火山爆发的启发而产生的。

That plan was inspired by watching what happened after the eruption of the Mount Pinatubo volcano in the Philippines in 1991.

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当1991年品那土波火山(Mount Pinatubo)和1815年坦博拉火山(Tambora)爆发的时候该效果是最明显的。

That effect is most noticeable when a volcano erupts explosively, as Mount Pinatubo did in 1991, or Tambora did in 1815.

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其中扎伊尔，苏丹以及本迪布焦株在非洲引起了人的伊波拉出血热爆发，并杀死了达90%的被感染者。

The Zaïre, Sudan, and Bundibugyo strains have caused outbreaks of Ebola hemorrhagic fever among humans in Africa, killing up to 90% of those infected.

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Well, the Persian Wars begin in 499 B.C.

希波战争是公元前四百九十九年爆发的

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