托福词汇之与pole有关的词
旗杆:flagpole
桅杆式天线:flagpole antenna
电线杆:telegraph pole
北极:North Pole
南极:South Pole
北极熊:polar bear
北极星:The Polestar
两级分化:polarization
撑杆跳:pole jump/vault
撑杆跳高运动员:pole vaulter
处于困境:up the pole
截然相反:poles asunder
