托福阅读翻译 我说的够清楚了some mountains were formed as a result of these plates crashing into each other and forcing up the rock at the plate margins.plate 在句中是什么意思
2019-04-10
托福阅读翻译 我说的够清楚了
some mountains were formed as a result of these plates crashing into each other and forcing up the rock at the plate margins.
plate 在句中是什么意思