For an actual planetwide polarity reversal to occur, such a reversed flux patch would grow and engulf the entire polar region; at the same time, a similar change in overall regional magnetic polarity would take place near the other geographic pole.
英
美
- 如果整個(gè)行星的磁極要真的反轉，反向通量斑塊需擴大到涵蓋整個(gè)極區；同時(shí)，另一個(gè)地理極點(diǎn)附近也會(huì )發(fā)生類(lèi)似的區域極性全面變化。
