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两极
1、polar beat───极拍
2、polar───n.(Polar)人名；(德、西)波拉尔；n.极面；极线；adj.极地的；两极的；正好相反的
3、polar post───极柱
4、polar molecules───有极分子
5、amphitrichous polar───两性极性
6、polar circle───[数]极圆；[天][测]极圈
7、polar coordinates───n.极坐标；n.[数][天]极坐标
8、polar hippos───极地河马
9、polar bear───[脊椎]北极熊；n.北极熊
1、How are women the same and how are they different in two polar opposite places?───在两极相对的地区的女性有怎样的相似和差异？
2、Two polar bear cubs play with rubbish along the Barter Island shore.───两个北极熊幼仔在巴特岛海岸玩垃圾。
3、This interested third party was observing the "interactions" of two polar bears near Churchill, Manitoba, Canada.───在加拿大曼尼托巴的丘吉尔镇，这个旁观者正饶有兴致地观察着两只北极熊的“互动”。
4、Two polar bears play in front of Kaktovik's old defence early warning site used during the cold war.───两个北极熊在卡克托维克一所冷战时期使用的预警防御建筑前玩耍。
5、Two polar bears spar, or play fight, in Churchill, Manitoba.───两只北极熊在争吵或打闹，摄于马尼托巴丘吉尔。
6、Pictured here: Two polar bears spar, or play fight, in Churchill, Manitoba.───图为两只北极熊在争吵或打闹，摄于马尼托巴丘吉尔。
7、Two polar bears spar in the snow as a magenta sunset descends over Churchill, Manitoba, Canada.───品红色的暮光降临到加拿大曼尼托巴省的丘吉尔小镇，两只北极熊正在雪中打闹。
8、Yin-Yang theory is based on the philosophical construct of two polar complements.───阴阳学说的基础是由性质相反又为互补的两个方面所组成的哲学统一体。