But the differences of deformation in the South America plate based on these two models are very significant for contemporary crustal deformation measurement in mm/a accuracy,which shows present_day motion characteristic of the South America plate.是什么意思_But the differences of deformation in the South America plate based on these two models are very significant for contemporary crustal deformation measurement in mm/a accuracy,which shows present_day motion characteristic of the South America plate.在线翻译_英语_读音_用法_例句