The presumably arise from small changes in either of the two Processes, which give the dynamo action, or both, decay time for the main dipole part of the geomagnetic.是什么意思_The presumably arise from small changes in either of the two Processes, which give the dynamo action, or both, decay time for the main dipole part of the geomagnetic.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句