同根派生 air slaking相关词英汉例句About half of this cadmium is released into rivers through weathering of rocks and some cadmium is released into air through forest fires and volcanoes.大约有一半的镉通过石头的风化流入到江河里，还有的随着森林火灾和火山爆发流入空气中。air slaking更多例句