many of them lie deep in the interior of a plate on the contrary they are not always found at the boundaries of the great drifting plates that make up the earths surface unlike most of the worlds volcanoes
它们中的许多位于一个板块的内部深处，相反，它们并不总是在构成地球表面的巨大漂流板块的边界上发现，这与世界上大多数火山不同
以上为机器翻译结果，长、整句建议使用 人工翻译 。