1 a long, thin piece of wood or metal, used especially to hold sth up 杆，柱，棒（尤用于撑住物品）: a flagpole 旗杆a tent pole 帐篷支柱 ☞picture at ski 见ski插图

2 either of the two points at the exact top and bottom of the earth 地极: the North/South Pole 北╱南极 ☞picture at earth 见earth插图

3 either of the two ends of a MAGNET, or the positive or negative points of an electric battery 磁极；电极 ☞picture at magnet 见magnet插图