卵砾石土渗透性强以及平缓的坡度有利条件于降雨入渗；
Strong permeable gravel and gentle slope conditions are conducive to rainfall infiltration;
但如果我说还有比珠峰更高，却只有三度左右的平缓坡度以至于你能漫步其上的地方，你会怎么想呢？
But what if I said there is a place even higher than Everest, with a gentle three-degree slope that you could stroll up?
公园内有数级熔岩台地，主要有环火山口熔岩台地、环火山锥熔岩台地和裂隙溢出的熔岩台地，面积大、坡度平缓。
There are several levels of lava platform in the park, the main ring lava ring platform, ring volcanic cone lava platform and the overflow of lava platform, large area, gentle slope.
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