这次生物大灭绝事件的发生似乎至少部分是因为大量的火山喷发,火山喷发将大量的二氧化碳喷到大气中。
At least part of the cause of this extinction seems to have been huge volcanic eruptions that poured carbon dioxide into the atmosphere.
一方面,火山喷发是一种自然灾害,它不仅对人类产生直接危害,而且还会诱发次生灾害或对人类的生存环境造成长期的危害。
The volcanic eruption is one of the natural hazards. Volcanic eruption not only endangers human being but also induce some secondary or longterm hazards.
应用推荐