polar year英语标准发音:polar year英式发音:美式发音:翻译中文极地年polar year - 基本释义[词典1]极年polar year - WEB词典polar year极年polar r year极年International Polar Year地球极年地极年极年 参考资料: 1.百度翻译:polar year2.有道词典:polar year3.爱词霸:polar year