问GWD-12-27

 Yet despite the considerable overlap between Wegener’s concepts and the later widely embraced plate tectonics theory, and despite the fact that continental drift theory presented a possible solution to the problem of the origin of mountains at a time when existing explanations were seriously in doubt, in its day Wegener’s theory was rejected by the vast majority of geologists.

谁可以把这一句话帮我翻译一下，我的不解之处在于两个despite应该是并列的吧，那么后面的内容的态度应该是一样的吧，但是第二句话说的事大陆漂移说的优点，第一句话也应该说大陆漂移说的优点吧，为什么是和板块学说有很大的分歧呢，谢谢啦