?季节差价
季节病 seasonal disease; 季节差价 seasonal variations in price; parities according to season; seasonal price difference; 季节冻结层 seasonally frozen layer; ..
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。